Stat 101 Introduction to Statistics
This introductory survey course about statistics aligns with the Elementary Statistics course available from Pearson Education through MyMathLab/MyStatLab.
Lecture 0.0.1 - Welcome to the Course
Lecture 0.0.2 - Course Expectations
Lecture 0.0.3 - Recommended Materials
Lecture 0.0.4 - Course Structure
Lecture 1.1.1 - Introductory Vocabulary
Lecture 1.1.2 - Statistical Study Process
Lecture 1.1.3 - Potential Pitfalls in Statistics Use: Part 1
Lecture 1.1.4 - Potential Pitfalls in Statistics Use: Part 2
Lecture 1.1.5 - Potential Pitfalls in Statistics Use: Exercises
Lecture 1.1.6 - Percentages
Lecture 1.1.7 - Percentages: Exercises
Homework Help 1.1.5 - Determining potential bias in a statistical study of meat and dairy products in daily diets
Homework Help 1.1.9 - Evaluating an Internet survey as a sampling method
Homework Help 1.1.11 - Evaluating a survey of HR professionals as a sampling method
Homework Help 1.1.13 - Distinguishing between statistical and practical significance for a weight loss program
Homework Help 1.1.15 - Distinguishing between statistical and practical significance for a gender selection study
Homework Help 1.1.17 - Identifying connections between data in a temperature data set
Homework Help 1.1.18 - Evaluating bias in a statistical study
Homework Help 1.1.23 - Evaluating a data set of vehicle weight and highway fuel consumption for potential falsified data
Homework Help 1.1.30 - Calculating and comparing exact value with practical value
Homework Help 1.1.31 - Calculating and comparing exact value with practical value for football players
Homework Help 1.1.33 - Evaluating an assertion using a statistic about airbags
Homework Help 1.1.35 - Evaluating an assertion using a statistic about foreign investment
Homework Help 1.1.38 - Evaluating reported research results with falsified data
Lecture 1.2.1 - Parameters & Statistics
Lecture 1.2.2 - Parameters & Statistics: Exercises
Lecture 1.2.3 - Quantitative Data
Lecture 1.2.4 - - Quantitative Data: Exercises
Lecture 1.2.5 - Categorical Data
Lecture 1.2.6 - Levels of Measurement
Lecture 1.2.7 - Levels of Measurement: Exercises - Part 1
Lecture 1.2.8 - Levels of Measurement: Exercises - Part 2
Homework Help 1.2.1 - Distinguishing between a statistic and parameter for students who own a vehicle
Homework Help 1.2.2 - Distinguishing between qualitative and quantitative data for total movie times
Homework Help 1.2.9 - Distinguishing between a statistic and parameter for the areas of selected political states
Homework Help 1.2.10 - Distinguishing between a statistic and parameter for a survey on optimism
Homework Help 1.2.15 - Distinguishing between discrete and continuous data for a gender selection method
Homework Help 1.2.21 - Identifying the level of measurement for car rankings
Homework Help 1.2.23 - Identifying the level of measurement for makes of computers
Homework Help 1.2.26 - Identifying the level of measurement for Olympic years
Homework Help 1.2.29 - Identifying the level of measurement for a sports survey statistic
Homework Help 1.2.30 - Identifying the level of measurement for a mood level statistic
Homework Help 1.2.32 - Identifying the level of measurement for a movie rating
Homework Help 1.2.33 - Distinguishing between discrete and continuous data
Lecture 1.3.1 - Types of Statistical Studies
Lecture 1.3.2 - Simple Random Samples
Lecture 1.3.3 - Sampling Methods
Lecture 1.3.4 - Sampling Methods: Exercises
Lecture 1.3.5 - Statistical Study Design: Observational Study
Lecture 1.3.6 - Statistical Study Design: Experiment
Lecture 1.3.7 - Statistical Experiment Design Tips
Homework Help 1.3.6 - Distingushing between an obervtional study and an experiment
Homework Help 1.3.7 - Calculating and evaluating response rate for a cell phone study
Homework Help 1.3.9 - Identifying the sample method in a Social Security number study
Homework Help 1.3.11 - Identifying the sample method in a telephone poll
Homework Help 1.3.12 - Identifying the sample method in a marketing focus group
Homework Help 1.3.13 - Identifying the sample method in a customer survey of in-flight service
Homework Help 1.3.14 - Identifying the sample method in a customer satisfaction survey
Homework Help 1.3.15 - Identifying the sample method in a power usage study
Homework Help 1.3.16 - Identifying the sample method in a quality control study
Homework Help 1.3.17 - Identifying the sample method in a tax audit
Homework Help 1.3.18 - Identifying the sample method in an employment study
Homework Help 1.3.19 - Identifying the sample method in a reading survey
Homework Help 1.3.21 - Distinguishing between an observational study and an experiment for an online news survey
Homework Help 1.3.22 - Distinguishing between an observational study and an experiment for an aspirin use study
Homework Help 1.3.24 - Distinguishing between an observational study and an experiment for a blood pressure study
Homework Help 1.3.27 - Identifying an observational study or experiment with a felony study
Homework Help 1.3.29 - Identifying the type of observational study for a TV viewing study
Homework Help 1.3.30 - Identifying the type of observational study for a tsunami study
Homework Help 1.3.33 - Identifying the best experimental design for a clinical drug trial
Homework Help 1.3.35 - Identifying the best experimental design for a vaccine trial
Homework Help 1.3.38 - Distinguishing between a random and simple random sample
Lecture 2.1.1 - Frequency Distribution Basics
Lecture 2.1.2 - Frequency Distribution Basics: Exercises
Lecture 2.1.3 - Creating Frequency Distributions
Lecture 2.1.4 - Creating Frequency Distributions with StatCrunch
Lecture 2.1.5 - Using Frequency Distributions
Lecture 2.1.6 - Converting Frequency Distribution Tables in StatCrunch
Lecture 2.1.7 - Relative Frequency Distributions
Lecture 2.1.8 - Cumulative Frequency Distributions
Homework Help 2.1.1 - Interpret a frequency table
Homework Help 2.1.3 - Converting frequency counts to relative frequencies in StatCrunch
Homework Help 2.1.3x - Converting frequency counts to relative frequencies in Excel
Homework Help 2.1.4 - Evaluating relative frequencies in a given frequency table
Homework Help 2.1.5 - Identify different parts of a frequency distribution
Homework Help 2.1.7 - Calculating frequency table characteristics for male blood platelet counts
Homework Help 2.1.8 - Calculating frequency table characteristics for female blood platelet counts
Homework Help 2.1.9 - Evaluating a frequency distribution subjectively for normality
Homework Help 2.1.10 - Matching a frequency distribution with approximate normal distribution
Homework Help 2.1.11 - Constructing a frequency distribution table from BMI data
Homework Help 2.1.13 - Constructing a frequency distribution table from screw length data
Homework Help 2.1.14 - Constructing a frequency distribution table from actor age data
Homework Help 2.1.15 - Constructing a frequency distribution table from rainfall data
Homework Help 2.1.16 - Constructing a frequency distribution table from voltage data
Homework Help 2.1.17 - Constructing a frequency distribution table from last digit data
Homework Help 2.1.19 - Constructing a relative frequency distribution from a frequency counts table in StatCrunch
Homework Help 2.1.19x - Constructing a relative frequency distribution from a frequency counts table in Excel
Homework Help 2.1.21 - Constructing a cumulative frequency distribution from a frequency counts table of actress ages with StatCrunch
Homework Help 2.1.21x - Constructing a cumulative frequency distribution from a frequency counts table of actress ages with Excel
Homework Help 2.1.22 - Constructing a cumulative frequency distribution for low temperature counts using StatCrunch
Homework Help 2.1.22x - Constructing a cumulative frequency distribution for low temperature counts using Excel
Homework Help 2.1.23 - Constructing and interpreting a relative frequency distribution from categorical data
Homework Help 2.1.24 - Constructing and evaluating a relative frequency distribution for natural births using StatCrunch
Homework Help 2.1.24x - Constructing and evaluating a relative frequency distribution for natural births using Excel
Homework Help 2.1.27-E - Constructing and evaluating a frequency distribution of earthquake magnitudes
Lecture 2.2.1 - Histogram Basics
Lecture 2.2.2 - Interpreting Histograms
Lecture 2.2.3 - Assessing Normality
Homework Help 2.2.5 - Interpreting a histogram of debate team members
Homework Help 2.2.6 - Identifying the class width in a histogram
Homework Help 2.2.9 - Constructing a histogram of coin weights
Homework Help 2.11-E - Constructing and identifying skewness in a histogram
Homework Help 2.2.12 - Constructing a histogram and evaluating it for normality
Homework Help 2.2.13 - Constructing a histogram from a frequency distribution table
Homework Help 2.2.14 - Constructing and evaluating a histogram of low temperatures
Homework Help 2.2.15 - Constructing and evaluating a histogram of last digits
Homework Help 2.2.18 - Evaluating a normal quantile plot
Lecture 2.3.1 - Scatterplots
Lecture 2.3.2 - Time-series graphs
Lecture 2.3.3 - Dot plots
Lecture 2.3.4 - Stem (and leaf) plots
Lecture 2.3.5 - Bar graphs
Lecture 2.3.6 - Pareto charts
Lecture 2.3.7 - Pie charts
Lecture 2.3.8 - Frequency polygons
Lecture 2.3.9 - Ogives
Lecture 2.3.10 - Deceptive graphs
Homework Help 2.3.7 - Constructing a stem-and-leaf plot
Homework Help 2.3.8 - Constructing a stem-and-leaf plot of geyser eruption heights
Homework Help 2.3.9 - Constructing a time series plot
Homework Help 2.3.10 - Constructing and interpreting a time series plot
Homework Help 2.3.11-E - Constructing and evaluating a Pareto chart
Homework Help 2.3.12 - Constructing a Pareto chart from a frequency distribution table
Homework Help 2.3.14 - Constructing a pie chart from a frequency distribution table
Homework Help 2.3.15 - Constructing a frequency polygon in StatCrunch
Homework Help 2.3.16 - Constructing and evaluating a frequency polygon
Homework Help 2.3.17 - Evaluating the depiction of data in a bar chart
Homework Help 2.3.19 - Evaluating graphics for data distortion
Lecture 2.4.1 - Correlation
Lecture 2.4.2 - The Linear Correlation Coefficient
Lecture 2.4.3 - Critical R Values
Lecture 2.4.4 - Critical R Values: Exercises
Lecture 2.4.5 - P-values
Lecture 2.4.6 - Linear regression
Homework Help 2.4.1 - Knowing the linear part of the linear correlation coefficient
Homework Help 2.4.2 - Knowing the relationship between correlation and causation
Homework Help 2.4.3 - Using a scatterplot
Homework Help 2.4.5 - Constructing a scatterplot
Homework Help 2.4.6 - Constructing and interpreting a scatterplot of cigarette tar and CO data
Homework Help 2.4.7 - Constructing and interpreting a scatterplot of vehicle weight and highway mileage data
Homework Help 2.4.9 - Identifying critical r values
Homework Help 2.4.10 - Identifying and interpreting critical R values
Homework Help 2.4.13 - Identifying and interpreting a P-value for linear correlation
Homework Help 2.4.15 - Identifying and interpreting a linear correlation P-value using its definition
Lecture 3.1.1 - The Arithmetic Mean
Lecture 3.1.2 - The Median and the Mode
Lecture 3.1.3 - Midrange
Lecture 3.1.4 - Calculating Measures of Center in StatCrunch
Lecture 3.1.5 - Interpreting Measures of Center
Lecture 3.1.6 - Frequency Distribution Means
Lecture 3.1.7 - Weighted Means
Homework Help 3.1.5 - Finding the mean, median, mode, and midrange for jersey numbers
Homework Help 3.1.6 - Finding the mean, median, mode, and midrange for sports team player weights
Homework Help 3.1.7 - Finding the mean, median, mode, and midrange for quantitative data
Homework Help 3.1.10 - Finding the mean, median, mode, and midrange for converted categorical data
Homework Help 3.1.11 - Finding the mean, median, mode, and midrange for TV selling prices
Homework Help 3.1.12 - Finding the mean, median, mode, and midrange for cell phone radiation measurements
Homework Help 3.1.15 - Finding the mean, median, mode, and midrange for the foot lengths of military women
Homework Help 3.1.16 - Finding the mean, median, mode, and midrange for college tuition data
Homework Help 3.1.17 - Finding the mean, median, mode, and midrange, and interpret any outliers
Homework Help 3.1.21 - Finding and interpreting the mean and median of blood pressure data
Homework Help 3.1.22 - Finding and interpreting the mean and median of parking meter collections
Homework Help 3.1.23 - Finding and interpreting the mean and median of male and female pulse rates
Homework Help 3.1.24 - Finding and interpreting the mean and median of customer wait times
Homework Help 3.1.26-T - Finding and interpreting the mean and median of earthquake magnitude data
Homework Help 3.1.27-T - Finding and interpreting the mean and median of temperature data
Homework Help 3.1.28-E - Finding and interpreting the mean and median of birth weight data
Homework Help 3.1.29 - Finding the mean of a frequency distribution
Homework Help 3.1.31 - Finding and evaluating the mean of a frequency distribution
Homework Help 3.1.33 - Finding a mean grade point score using StatCrunch
Homework Help 3.1.33x - Finding a mean grade point score using Excel
Homework Help 3.1.34 - Calculating an overall final score for a student
Homework Help 3.1.35 - Finding a missing data value using the mean
Homework Help 3.1.37 - Investigating the influence of outliers on the mean
Homework Help 3.1.39 - Finding and interpreting the geometric mean
Lecture 3.2.1 - Standard Deviation
Lecture 3.2.2 - Range and the Range Rule of Thumb
Lecture 3.2.3 - Range & the Range Rule of Thumb: Exercises
Lecture 3.2.4 - Variance
Lecture 3.2.5 - The Empirical Rule and Chebyshev's Theorem
Lecture 3.2.6 - Coefficient of variation
Homework Help 3.2.1 - Using the range rule of thumb to estimate and evaluate the standard deviation
Homework Help 3.2.2 - Using the range rule of thumb to estimate standard deviation
Homework Help 3.2.3 - Finding the variance
Homework Help 3.2.5 - Finding the range, variance, and standard deviation of jersey numbers
Homework Help 3.2.7 - Finding the range, variance, and standard deviation
Homework Help 3.2.8 - Finding the range, variance, and standard deviation of one-night hotel price data
Homework Help 3.2.9 - Finding the range, variance, and standard deviation of hurricane frequency data
Homework Help 3.2.10 - Finding and interpreting the range, variance, and standard deviation
Homework Help 3.2.12 - Finding and interpreting the range, variance, and standard deviation of radiation absorption data
Homework Help 3.2.13 - Finding and interpreting the range, variance, and standard deviation of caffeine level
Homework Help 3.2.15 - Finding and interpreting the range, variance, and standard deviation of foot length data
Homework Help 3.2.17 - Finding and interpreting the range, variance, and standard deviation of marriage proposal package prices
Homework Help 3.2.20 - Finding and interpreting the range, variance, and standard deviation of speed dating ratings
Homework Help 3.2.21-T - Finding and interpreting the coefficient of variation for blood pressure measurements
Homework Help 3.2.22 - Finding and interpreting the coefficient of variation
Homework Help 3.2.23-T - Finding and interpreting the coefficient of variation for male and female pulse rates
Homework Help 3.2.24 - Finding and interpreting the coefficient of variation for customer wait times
Homework Help 3.2.25-E - Finding and interpreting the range, variance, and standard deviation of tornado data
Homework Help 3.2.26-T - Find the range, variation, and standard deviation of a dataset before and after adding another data point
Homework Help 3.2.27-T - Finding and interpreting the range, variance, and standard deviation of body temperature data
Homework Help 3.2.29 - Using the range rule of thumb with tornado data
Homework Help 3.2.31 - Using the range rule of thumb with body temperature data
Homework Help 3.2.33 - Identifying significantly low and high values of pulse rates with the range rule of thumb
Homework Help 3.2.35 - Identifying significantly low and high values of foot lengths with the range rule of thumb
Homework Help 3.2.37x - Calculating the standard deviation of a frequency distribution in Excel
Homework Help 3.2.38x - Calculating the standard deviation of a frequency distribution in Excel, again
Homework Help 3.2.41 - Using the empirical rule to derive proportions
Homework Help 3.2.42 - Using the empirical rule to derive proportions of body temperature measurements
Homework Help 3.2.43 - Using Chebyshev's theorem to derive proportions
Homework Help 3.2.44 - Using Chebyshev's theorem to derive proportions of body temperature measurements
Homework Help 3.2.46x - Calculating and interpreting the mean absolute deviation (MAD) using Excel
Lecture 3.3.1 - Z-scores
Lecture 3.3.2 - Z-scores: Exercises
Lecture 3.3.3 - Percentiles
Lecture 3.3.4 - Quartiles
Lecture 3.3.5 - Five-number summaries
Lecture 3.3.6 - Boxplots
Homework Help 3.3.1 - Connecting a z-score with standard deviation
Homework Help 3.3.2 - Interpreting a boxplot
Homework Help 3.3.3 - Interpreting the comparison of two boxplots
Homework Help 3.3.4 - Identifying an optimal z-score
Homework Help 3.3.5 - Connecting standard deviations with z-scores
Homework Help 3.3.7 - Using standard deviation to find a z-score for female pulse rates
Homework Help 3.3.8 - Using standard deviation to find a z-score for weights of discarded plastic
Homework Help 3.3.9 - Converting z-scores to real-world values
Homework Help 3.3.11 - Converting z-scores of coin weights to real-world values
Homework Help 3.3.13 - Using z-scores to compare male heights
Homework Help 3.3.15 - Using z-scores to compare newborn weights
Homeowrk Help 3.3.16 - Using z-scores to compare actor ages
Homework Help 3.3.17 - Finding percentiles in a data set
Homework Help 3.3.19 - Finding percentiles in a data set of cell phone airport data speeds
Homework Help 3.3.21 - Finding percentiles in a data set of data speeds
Homework Help 3.3.22 - Finding the first quartile in a data set of cell phone airport data speeds
Homework Help 3.3.23-E - Finding the third quartile in a data set of cell phone airport data speeds
Homework Help 3.3.25 - Finding percentiles in a data speed data set
Homework Help 3.3.27 - Finding percentiles in an airport data speed data set
Homework Help 3.3.29 - Finding the five-number summary for a speed dating experiment
Homework Help 3.3.30 - Finding the five-number summary for radiation measurements
Homework Help 3.3.31 - Finding a five-number summary
Homework Help 3.3.32 - Finding the five-number summary for blood pressure measurements
Homework Help 3.3.33 - Creating and using boxplots
Homework Help 3.3.34 - Creating and interpreting boxplots of best actor and actress ages
Homework Help 3.3.37 - Creating and interpreting boxplots of male and female pulse rates
Lecture 4.1.1 - Probability Basics
Lecture 4.1.2 - Calculating Probability: Part 1
Lecture 4.1.3 - Calculating Probability: Part 2
Lecture 4.1.4 - Simulations and the Law of Large Numbers
Lecture 4.1.5 - Calculating Probability: Part 3
Lecture 4.1.6 - Complementary Probability
Lecture 4.1.7 - Odds
Lecture 4.1.8 - Relative Risk and the Odds Ratio
Homework Help 4.1.7 - Calculating a simple probability
Homework Help 4.1.9 - Finding a probability by subjective judgment
Homework Help 4.1.11 - Assessing probability by subjective judgment
Homework Help 4.1.13 - Calculating the probability of winning odds
Homework Help 4.1.14 - Calculating the probability of encountering a car crash
Homework Help 4.1.15 - Calculating the probability of a thunderstorm
Homework Help 4.1.17 - Calculating the probability of a last digit
Homework Help 4.1.18 - Calculating the probability of a specified response
Homework Help 4.1.19 - Calculating the probability of a certain event
Homework Help 4.1.22 - Finding and interpreting the probability of a false positive drug test from tabulated data
Homework Help 4.1.24x - Finding and evaluating the probability of passing a polygraph using Excel
Homework Help 4.1.25 - Finding and evaluating the probability a gender selection method works
Homework Help 4.1.27 - Finding and evaluating the probability of yielding green peas
Homework Help 4.1.28 - Finding and evaluating the probability of guessing a birthday correctly
Homework Help 4.1.29 - Finding and evaluating the probability from a survey
Homework Help 4.1.30 - Finding and evaluating the probability being in a car crash
Homework Help 4.1.31 - Finding and evaluating the probability from a sample space
Homework Help 4.1.32 - Finding and evaluating the probability of inheriting a disease
Homework Help 4.1.33 - Calculating the probability of getting two boys in three births
Homework Help 4.1.35 - Finding a sample space and an associated probability
Homework Help 4.1.37 - Finding and evaluating the probability of a specified birth
Homework Help 4.1.38 - Finding and evaluating the probability a seat belt works
Homework Help 4.1.39 - Finding and evaluating the probability of coffee enhancing memory
Homework Help 4.1.40 - Finding and evaluating the probability of cell phones causing cancer
Homework Help 4.1.42 - Finding the probability of winning at roulette
Homework Help 4.1.44 - Finding the relative risk and odds ratio for clinical trials
Lecture 4.2.1 - The Addition Rule
Lecture 4.2.2 - Using the Addition Rule
Lecture 4.2.3 - Venn Diagrams and Tree Diagrams
Lecture 4.2.4 - The Multiplication Rule
Lecture 4.2.5 - Using the Multiplication Rule
Lecture 4.2.6 - The Multiplication Rule: Exercises - Part 1
Lecture 4.2.7 - The Multiplication Rule: Exercises - Part 2
Homework Help 4.2.6 - Calculating the probability of being color blind
Homework Help 4.2.7 - Interpreting a complement
Homework Help 4.2.8 - Interpreting a complement, again
Homework Help 4.2.9 - Calculating a complement probability from a frequency data using StatCrunch
Homework Help 4.2.10 - Calculating a specified probability from frequency data using StatCrunch
Homework Help 4.2.9x - Calculating a complement probability from a frequency data using Excel
Homework Help 4.2.10x - Calculating a specified probability from frequency data using Excel
Homework Help 4.2.11 - Finding probability from a frequency table and identifying disjoint events
Homework Help 4.2.12 - Finding probability from a frequency table and identifying disjoint events, again using StatCrunch
Homework Help 4.2.12x - Finding probability from a frequency table and identifying disjoint events, again, using Excel
Homework Help 4.2.13 - Finding probability from a frequency table for selections with and without replacement
Homework Help 4.2.15x - Finding probability and evaluating the independency of related events using Excel
Homework Help 4.2.17x - Calculating the probability of Event 1 or Event 2 using Excel
Homework Help 4.2.19x - Calculating the probability of a specified event using Excel
Homework Help 4.2.21x - Calculating the parts of probabilities using Excel
Homework Help 4.2.23x - Calculating the probability of using marijuana from selectively supplied parts using Excel
Homework Help 4.2.25 - Finding the reliability for redundant systems
Homework Help 4.2.25x - Finding the reliability for redundant systems using Excel
Homework Help 4.2.26 - Finding the reliability for redundant backup systems
Homework Help 4.2.27 - Finding the acceptance probability for quality control
Homework Help 4.2.30 - Calculating the probability of helicopter usage and patient survival
Homework Help 4.2.31 - Finding reliability for series and parallel configurations
Lecture 4.3.1 - The Probability of "At Least One"
Lecture 4.3.2 - The Probability of "At Least One": Exercises
Lecture 4.3.3 - Conditional Probability
Lecture 4.3.4 - Conditional Probability: Exercises
Lecture 4.3.5 - Confusion of the Inverse
Lecture 4.3.6 - Bayes's Theorem
Homework Help 4.3.3 - Finding the probability of a conditional event
Homework Help 4.3.5 - Finding the probability of at least one girl in three births
Homework Help 4.3.6 - Finding the probability of birthing a girl after birthing five boys
Homework Help 4.3.7 - Finding the probability of at least one girl in nine births
Homework Help 4.3.9 - Finding the probability of “at least one”
Homework Help 4.3.12 - Calculating a conditional probability from poll results
Homework Help 4.3.13 - Calculating conditional probabilities of spending coins
Homework Help 4.3.14 - Calculating conditional probabilities of spending dollar bills
Homework Help 4.3.15 - Finding conditional probability from a frequency table
Homework Help 4.3.17 - Calculating a conditional probability for disease testing
Homework Help 4.3.18 - Calculating and evaluating a conditional probability for disease testing
Homework Help 4.3.19 - Calculating the positive predictive value for a polygraph test
Homework Help 4.3.21 - Finding product reliability given the failure rate
Homework Help 4.3.23 - Finding a probability from combined disease test samples
Homework Help 4.3.24 - Finding a probability of a positive test result from a combined water sample
Lecture 4.4.1 - The Fundamentals of Counting and Factorials
Lecture 4.4.2 - Permutations
Lecture 4.4.3 - Combinations
Lecture 4.4.4 - Performing Counting Calculations: Part 1
Lecture 4.4.5 - Performing Counting Calculations: Part 2
Homework Help 4.4.5 - Finding probability using the fundamental counting rule
Homework Help 4.4.6 - Finding the probability of correctly completing a partial Social Security number
Homework Help 4.4.9 - Finding the probability of randomly selecting a selected order
Homework Help 4.4.10 - Calculating the possible radio station call letters
Homework Help 4.4.11 - Calculating the probability of randomly selecting a selected route
Homework Help 4.4.14 - Finding probability using combinations
Homework Help 4.4.15 - Calculating the probability of selecting the three youngest of 15 students
Homework Help 4.4.16 - Calculating the probability of selecting the shortest route between three sites
Homework Help 4.4.17 - Finding the probability of winning a lottery jackpot
Homework Help 4.4.20 - Finding probability using permutations
Homework Help 4.4.22 - Calculating the different ways a word can be rearranged
Homework Help 4.4.23 - Finding probabilities using permutations and combinations
Homework Help 4.4.24 - Finding the probability of blindly inserting an ATM card correctly
Homework Help 4.4.25 - Finding the probability of basketball players shooting in alphabetical order
Homework Help 4.4.27 - Finding the number of different ways to arrange letters in words
Homework Help 4.2.28 - Finding the number of possible selections from more than enough candidates
Homework Help 4.4.33 - Finding the probability of being dealt a blackjack hand
Homework Help 4.4.35 - Finding the number of possible outcomes by finding the sample space
Homework Help 4.4.37 - Finding the number of possible selections given conditions for selecting
Lecture 5.1.1 - Random Variables
Lecture 5.1.2 - Probability Distributions
Lecture 5.1.3 - Measures of Center and Variation
Lecture 5.1.4 - Measures of Center and Variation in StatCrunch & Excel
Lecture 5.1.5 - Expected Value
Lecture 5.1.6 - Range Rule of Thumb
Lecture 5.1.7 - Rare Event Rule
Homework Help 5.1.7 - Finding the mean and standard deviation for a probability distribution
Homework Help 5.1.8x - Finding the mean and standard deviation of a probability distribution in Excel
Homework Help 5.1.11 - Finding the mean and standard deviation for a probability distribution using StatCrunch
Homework Help 5.1.12x - Testing a probability table for distribution properties using Excel
Homework Help 5.1.15 - Finding the mean and standard deviation for the number of girls in groups of births
Homework Help 5.1.16 - Use the range rule of thumb to find significant values
Homework Help 5.1.19 - Finding probabilities from a probability distribution
Homework Help 5.1.20x - Finding probabilities from a probability distribution using Excel
Homework Help 5.1.21 - Finding probabilities with a probability distribution of sleepwalkers
Homework Help 5.1.24 - Find probabilities from a probability distribution table
Homework Help 5.1.27x - Calculating the expected value from playing a lottery game in Excel
Homework Help 5.1.28 - Using expected value to find a better bet at roulette
Homework Help 5.1.29 - Applying expected value to a life insurance policy
Lecture 5.2.1 - Binomial Distribution Basics
Lecture 5.2.2 - Binomial Distribution Basics: Exercises
Lecture 5.2.3 - Binomial Distribution Calculations: Part 1
Lecture 5.2.4 - Binomial Distribution Calculations: Part 2
Lecture 5.2.5 - Summary Statistics for Binomial Distributions
Lecture 5.2.6 - Binomial Distributions: Review Exercises
Homework Help 5.2.2 - Identifying values of the binomial distribution
Homework Help 5.2.13 - Finding probability using the multiplication rule
Homework Help 5.2.17-T - Finding a binomial distribution probability of "fewer than"
Homework Help 5.2.19 - Finding the binomial distribution probability on "none"
Homework Help 5.2.21-T - Finding the binomial distribution probability of an exact number
Homework Help 5.2.22-T - Finding a binomial distribution probability of smartphone users
Homework Help 5.2.23-T - Finding the binomial distribution probability of "at least"
Homework Help 5.2.24-E - Finding the binomial distribution probability given a proportion
Homework Help 5.2.26 - Finding a binomial distribution probability of "no more than"
Homework Help 5.2.27-T - Finding and evaluating a binomial distribution probability
Homework Help 5.2.28-T - Finding and evaluating the probability of regretting a tattoo
Homework Help 5.2.29 - Finding the mean and standard deviation of a binomial distribution
Homework Help 5.2.32 - Using the Range Rule of Thumb with the binomial distribution
Homework Help 5.2.33-T - Finding a binomial distribution probability for a combined test sample
Homework Help 5.2.35-T - Applying the binomial distribution to acceptance testing
Homework Help 5.2.36-T - Using the binomial distribution to evaluate toy manufacturing quality control
Homework Help 5.2.41 - Finding a geometric distribution probability
Homework Help 5.2.43 - Finding a hypergeometric distribution probability
Lecture 5.3.1 - Poisson Probability Distribution Basics
Lecture 5.3.2 - Poisson Probability Distributions: Example Application
Lecture 5.3.3 - Poisson Probability Distribution Calculations
Lecture 5.3.4 - The Possion as an Approximation to the Binomial
Lecture 5.3.5 - The Possion as an Approximation to the Binomial: Exercise
Homework Help 5.3.1 - Identifying and describing the variables in a Poisson distribution
Homework Help 5.3.2 - Finding the mean, standard deviation, and variance of a Poisson distribution
Homework Help 5.3.3 - Identifying possible random variable values in a Poisson distribution
Homework Help 5.3.5-T - Finding probabilities and expected values with a Poisson distribution
Homework Help 5.3.9-E - Finding probabilities and expected values of births per day
Homework Help 5.3.11-T - Finding probabilities and mean values of radioactive decay
Homework Help 5.3.12-T - Using the Poisson distribution to evaluate homicide rates
Homework Help 5.3.14-T - Using the Poisson distribution to evaluate malignant tumor data
Homework Help 5.3.16-T - Finding the probability of “at least one” with the Poisson distribution
Lecture 6.1.1 - Density Curves
Lecture 6.1.2 - The Uniform Distribution
Lecture 6.1.3 - Solving Uniform Distribution Problems
Lecture 6.1.4 - The Standard Normal Distribution
Lecture 6.1.5 - Z-score Tables
Lecture 6.1.6 - Using Z-score Tables
Lecture 6.1.7 - Using StatCrunch for Z-score Tables
Lecture 6.1.8 - Critical Values
Homework Help 6.1.5 - Using a uniform distribution to find the probability of "greater than"
Homework Help 6.1.6 - Using a uniform distribution to find the probability of "less than"
Homework Help 6.1.8 - Finding a uniform distribution probability using StatCrunch
Homework Help 6.1.9 - Finding a normal distribution probability
Homework Help 6.1.9t - Finding a normal distribution probability using a table
Homework Help 6.1.10-T - Finding a normal distribution probability using StatCrunch
Homework Help 6.1.11-T - Finding an area in between from a z-score
Homework Help 6.1.13 - Finding a z score for a standard normal distribution using a table
Homework Help 6.1.14-T - Finding a z score for a standard normal distribution using StatCrunch
Homework Help 6.1.15-T - Finding a z-score from an area to the right
Homework Help 6.1.19-T - Matching a "less than" area with a z-score
Homework Help 6.1.21-T - Matching a "greater than" shaded area with a z-score
Homework Help 6.1.25 - Finding an "in between" probability with z-scores
Homework Help 6.1.29-T - Finding an "in-between" probability with bone density test scores
Homework Help 6.1.33-T - Finding a "less than" probability with bone density test scores
Homework Help 6.1.35 - Finding a "greater than" probability with bone density test scores
Homework Help 6.1.37 - Finding a probability with percentiles and the Normal distribution
Homework Help 6.1.38-T - Finding the percentile for a standard normal distribution
Homework Help 6.1.39 - Finding a between probability with percentages and the Normal distribution
Homework Help 6.1.40-E - Finding cutoff values for bone density test scores with the Normal distribution
Homework Help 6.1.43 - Finding a critical value z-score
Homework Help 6.1.45-T - Finding the area under a normal distribution curve using z-scores in StatCrunch
Homework Help 6.1.46-T - Finding the area in between two z-scores
Homework Help 6.1.47-T - Finding the area within three standard deviations
Homework Help 6.1.48-T - Finding the area within 3.5 standard deviations
Homework Help 6.1.49 - Finding significantly low and high bone density scores
Lecture 6.2.1 - Standardizing Normal Distributions
Lecture 6.2.2 - Nonstandard Normal Distributions in StatCrunch
Lecture 6.2.3 - Nonstandard Normal Distributions: Exercises - Part 1
Lecture 6.2.4 - Nonstandard Normal Distributions: Exercises - Part 2
Lecture 6.2.5 - Probabilities and Percentiles
Lecture 6.2.6 - Z-scores and Areas
Lecture 6.2.7 - Conversion Process
Homework Help 6.2.1 - Identifying a standard Normal distribution
Homework Help 6.2.4 - Understanding when to apply the nonstandard Normal distribution
Homework Help 6.2.6-T - Finding the area under a nonstandard Normal distribution curve
Homework Help 6.2.7 - Finding the area under a Normal distribution curve using StatCrunch
Homework Help 6.2.8-T - Finding an "in between" area under a nonstandard Normal distribution curve
Homework Help 6.2.9 - Finding a random variable given an area under a nonstandard Normal distribution curve
Homework Help 6.2.9t - Finding a random variable given an area under a nonstandard Normal distribution curve using a table
Homework Help 6.2.10-T - Finding a random variable given an area to the right under a nonstandard Normal distribution curve
Homework Help 6.2.11 - Using an area to the right to find a nonstandard Normal distribution random variable
Homework Help 6.2.13 - Finding a probability with a nonstandard Normal distribution
Homework Help 6.2.14-T - Finding the probability of having a higher IQ score
Homework Help 6.2.15 - Finding the probability of having an IQ score in between two values
Homework Help 6.2.17-T - Finding percentiles with a nonstandard Normal distribution
Homework Help 6.2.18-T - Finding quartiles with a nonstandard Normal distribution
Homework Help 6.2.19-E - Finding "significant values" using a Normal distribution
Homework Help 6.2.23-T - Finding the percentage of people who meet a height requirement
Homework Help 6.2.24-T - Finding the percentage of adults who can fit through an aircraft door
Homework Help 6.2.26-T - Finding percentiles using a Normal distribution
Homework Help 6.2.27-T - Finding the percentage of women who meet ejection seat specifications
Homework Help 6.2.30 - Finding the standard temperature to evaluate fevers
Homework Help 6.2.31 - Using a nonstandard Normal distribution to evaluate pregnancy and premature birth data
Homework Help 6.2.33-T - Using a data set to create a Normal distribution
Homework Help 6.2.36 - Finding the probability that a data value is an outlier
Lecture 6.3.1 - Sampling Distributions: Part 1
Lecture 6.3.2 - Sampling Distributions: Part 2
Lecture 6.3.3 - Distributions of Sample Statistics
Lecture 6.3.4 - Bias in Estimators and Sampling
Lecture 6.3.5 - Sampling Distribution Tables in StatCrunch
Lecture 6.3.6 - Sampling Distribution Tables in Excel
Homework Help 6.3.7 - Creating a variance sampling distribution probability distribution table in StatCrunch
Homework Help 6.3.8 - Constructing & interpreting a standard deviation probability distribution with a 3-number population
Homework Help 6.3.9 - Creating in StatCrunch a probability distribution table for a sampling distribution of the medians
Homework Help 6.3.10x - Creating a proportion sampling distribution probability distribution table using Excel
Homework Help 6.3.11 - Creating a mean sampling distribution probability distribution table using StatCrunch
Homework Help 6.3.11x - Creating a mean sampling distribution probability distribution table using Excel
Homework Help 6.3.12 - Creating a median sampling distribution probability distribution table using StatCrunch
Homework Help 6.3.12x - Creating a median sampling distribution probability distribution table using Excel
Homework Help 6.3.13 - Creating a range sampling distribution probability distribution table using StatCrunch
Homework Help 6.3.13x - Creating a range sampling distribution probability distribution table using Excel
Homework Help 6.3.15 - Interpreting a proportion sampling distribution probability distribution table
Homework Help 6.3.18 - Constructing and using a proportion sampling distribution table
Lecture 6.4.1 - Central Limit Theorem Basics
Lecture 6.4.2 - Central Limit Theorem Basics: Exercises
Lecture 6.4.3 - Corrections for Sample Size
Lecture 6.4.4 - Corrections for Sample Size: Exercises - Part 1
Lecture 6.4.5 - Corrections for Sample Size: Exercises - Part 2
Lecture 6.4.6 - Corrections for Sample Size: Exercises - Part 3
Homework Help 6.4.6-T - Finding probabilities for different sample sizes using a nonstandard Normal distribution
Homework Help 6.4.7-T - Applying a nonstandard Normal distribution to pulse rates
Homework Help 6.4.9 - Applying a nonstandard Normal distribution to elevator safety
Homework Help 6.4.13-T - Applying a nonstandard Normal distribution to gondola safety
Homework Help 6.4.15-E - Applying a nonstandard Normal distribution to airline seat design
Homework Help 6.4-16-T - Applying a nonstandard Normal distribution to quality control
Homework Help 6.4.17-T - Applying a nonstandard Normal distribution to ejection seat design
Homework Help 6.4.19-T - Applying a nonstandard normal distribution to airline door design
Homework Help 6.4.18-T - Applying a nonstandard Normal distribution to boat design
Homework Help 6.4.20-T - Using a nonstandard normal distribution to evaluate aircraft load capacity
Lecture 6.5.1 - Assessing Normality with Normal Quantile Plots
Lecture 6.5.2 - Normal Quantile Plots in StatCrunch
Lecture 6.5.3 - Normal Quantile Plots in StatCrunch: Exercises
Lecture 6.5.4 - Data Transformations
Lecture 6.5.5 - Data Transformations in StatCrunch
Lecture 6.5.6 - Data Transformations: Exercises
Homework Help 6.5.7 - Interpeting a normal quantile plot
Homework Help 6.5.9-T - Creating and interpreting a normal quantile plot
Homework Help 6.5.11-T - Evaluating normality in body mass index data
Homework Help 6.5.13-T - Creating and evaluating a normal quantile plot
Homework Help 6.5.14-E - Creating and evaluating a normal quantile plot for actress age data
Homework Help 6.5.15-T - Creating and evaluating a normal quantile plot for male systolic blood pressure
Homework Help 6.5.17-T - Creating a normal quantile plot to find z-scores
Homework Help 6.5.19-T - Using a normal quantile plot to find z-scores
Homework Help 6.5.21 - Evaluating the effect of data transformations on normally distributed data
Homework Help 6.6.1 - Applying the continuity correction to a random variable
Homework Help 6.6.5-T - Applying the requirements to approximate the binomial distribution with the normal
Homework Help 6.6.7-T - Approximating the binomial distribution with the normal to find a probability
Homework Help 6.6.8-T - Finding a probability by approximating the binomial distribution with the normal
Homework Help 6.6.9-T - Finding the probability of voters voting with a normal approximation of the binomial
Homework Help 6.6.11-T - Finding the probability of an exact number of voters with a normal approximation of the binomial
Homework Help 6.6.13-T - Finding and interpreting the probability of birthing girls
Homework Help 6.6.15-E - Finding and interpreting the probability of using smartphones in theaters
Homework Help 6.6.16-T - Finding and interpreting the probability of flu side effects from a cholesterol treatment
Homework Help 6.6.17-T - Finding and interpreting the probability of pea plants with red flowers
Homework Help 6.6.18-T - Finding and interpreting the probability of people sleepwalking
Homework Help 6.6.19 - Evaluating dishonesty by approximating the binomial distribution with the normal
Homework Help 6.6.20 - Finding and interpreting the probabilities of cancer from cell phones
Lecture 7.1.1 - Proportion Point Estimate
Lecture 7.1.2 - Confidence Intervals and Levels
Lecture 7.1.3 - Critical Values Review
Lecture 7.1.4 - Margin of Error
Lecture 7.1.5 - Confidence Intervals for Proportions
Lecture 7.1.6 - Confidence Intervals for Proportions: Exercises
Lecture 7.1.7 - Confidence Intervals for Proportions in StatCrunch: Part 1
Lecture 7.1.8 - Confidence Intervals for Proportions in StatCrunch: Part 2
Lecture 7.1.9 - Confidence Intervals for Proportions in StatCrunch: Part 3
Lecture 7.1.10 - Sample Size for Estimating Proportions
Lecture 7.1.11 - Sample Size for Estimating Proportions: Exercises
Homework Help 7.1.5 - Using a confidence level to find a critical value z-score
Homework Help 7.1.9 - Converting a confidence interval into a tolerancing format
Homework Help 7.1.11 - Converting a confidence interval into a combined format
Homework Help 7.1.13 - Constructing and interpreting a proportion confidence interval
Homework Help 7.1.14-T - Constructing and interpreting a proportion confidence interval on adverse drug reactions
Homework Help 7.1.15 - Finding the best point estimate and confidence interval for proportions
Homework Help 7.1.17 - Constructing and interpreting a proportion confidence interval on birthing girls
Homework Help 7.1.18 - Constructing and interpreting a proportion confidence interval on yellow pea yields
Homework Help 7.1.19-T - Constructing and interpreting a proportion confidence interval on order accuracy
Homework Help 7.1.21-T - Constructing and interpreting a proportion confidence interval on touch sensitivity
Homework Help 7.1.22-T - Finding a sample proportion and its confidence interval
Homework Help 7.1.23 - Constructing and interpreting a proportion confidence interval on cancer from cell phone use
Homework Help 7.1.29-E - Constructing and interpreting a proportion confidence interval on presidential candidate height
Homework Help 7.1.30 - Constructing and interpreting a proportion confidence interval on candy colors
Homework Help 7.1.33-T - Finding the sample size needed to estimate a student completion rate proportion
Homework Help 7.1.35-T - Estimating sample size for the population proportion of passengers
Homework Help 7.1.36-T - Estimating sample size for the population proportion of operating systems
Homework Help 7.1.37-T - Finding the sample size needed to estimate a population proportion
Homework Help 7.1.41 - Applying the Rule of Three to an upper bound on proportions
Lecture 7.2.1 - Mean Point Estimate and the Key Question
Lecture 7.2.2 - The Student-T Distribution
Lecture 7.2.3 - Confidence Intervals for Means
Lecture 7.2.4 - Confidence Intervals for Means: Exercises - Part 1
Lecture 7.2.5 - Confidence Intervals for Means: Exercises - Part 2
Lecture 7.2.6 - Confidence Intervals for Means: Exercises - Part 3
Lecture 7.2.7 - Confidence Intervals for Means: Exercises - Part 4
Lecture 7.2.8 - Sample Size for Estimating Means
Homework Help 7.2.1 - Finding a confidence interval given summary sample data
Homework Help 7.2.5-T - Determining whether the Normal or T distribution applies
Homework Help 7.2.7-T - Determining whether the Normal or T distribution applies to football player salaries
Homework Help 7.2.8-T - Determining whether the Normal or T distribution applies to a confidence interval
Homework Help 7.2.9-T - Creating & comparing a confidence interval for newborn girl weights
Homework Help 7.2.11 - Constructing & interpreting a confidence interval for mean body temperatures
Homework Help 7.2.13-T - Finding & interpreting a confidence interval for a population mean
Homework Help 7.2.14 - Constructing & interpreting a confidence interval for mean LDL cholesterol changes
Homework Help 7.2.17-T - Constructing & interpreting a confidence interval for mean speed dating ratings
Homework Help 7.2.19-T - Constructing & interpreting a confidence interval for mean mercury levels
Homework Help 7.2.21-T - Constructing & interpreting a confidence interval for mean personal net worth
Homework Help 7.2.27-E - Constructing and interpreting a confidence interval for mean drive-through service times
Homework Help 7.2.29-T - Finding the sample size needed to estimate a population mean confidence interval
Homework Help 7.2.23-T - Constructing & interpreting a confidence interval for mean student course ratings
Homework Help 7.2.25-T - Constructing & interpreting a confidence interval for mean pulse rates
Homework Help 7.2.27-E - Constructing & interpreting a confidence interval for mean drive-thru service times
Homework Help 7.2.31-T - Estimating the sample size needed for a mean confidence interval
Homework Help 7.2.33-T - Estimating sample size for a mean confidence interval of female student ages
Homework Help 7.2.35-T - Estimating sample size for a mean confidence interval of male pulse rates
Homework Help 7.2.37 - Finding and interpreting a confidence interval for a population mean with known sigma
Lecture 7.3.1 - Confidence Intervals for Standard Deviations
Lecture 7.3.2 - Confidence Intervals for Standard Deviations
Lecture 7.3.3 - Confidence Intervals for Standard Deviations: Exercises - Part 1
Lecture 7.3.4 - Confidence Intervals for Standard Deviations: Exercises - Part 2
Lecture 7.3.5 - Sample Size for Estimating Standard Deviations
Homework Help 7.3.5-T - Finding degrees of freedom, critical values, and a confidence interval estimate for standard deviation
Homework Help 7.3.7-T - Finding degrees of freedom, critical values, and a standard deviation confidence interval
Homework Help 7.3.9 - Finding a standard deviation confidence interval for body temperature
Homework Help 7.3.11-T - Finding a confidence interval for a population standard deviation
Homework Help 7.3.13 - Finding a standard deviation confidence interval for video game play time
Homework Help 7.3.15-T - Finding and interpreting a standard deviation confidence interval for traffic speeds
Homework Help 7.3.16-T - Finding a confidence interval for a population standard deviation given sample data
Homework Help 7.3.17-T - Finding and interpreting a standard deviation confidence interval for student evaluations
Homework Help 7.3.19 - Finding the minimum sample size to estimate a population standard deviation of IQ scores
Homework Help 7.3.21 - Finding the minimum sample size to estimate a population standard deviation of flight delay times
Homework Help 7.4.1 - Recognizing the importance of sampling with replacement in bootstrapping
Homework Help 7.4.2x - Identifying potential bootstrap samples
Homework Help 7.4.3 - Recognizing a bootstrap sample
Homework Help 7.4.7-T - Finding a mean weight change with the bootstrap method
Homework Help 7.4.9-T - Finding mean and standard deviation confidence intervals with the bootstrap method
Homework Help 7.4.13-Tx - Using bootstrapping to construct a proportion confidence interval estimate
Homework Help 7.4.17-T - Finding the mean confidence interval with the bootstrap method
Homework Help 7.4.19-T - Using bootstrap methods to construct a mean confidence interval estimate
Lecture 8.1.1 - The Null and Alternative Hypotheses
Lecture 8.1.2 - Significance Level and Test Statistics
Lecture 8.1.3 - Test Statistics and P-values
Lecture 8.1.4 - Significance Levels and Critical Values
Lecture 8.1.5 - Decision Criteria
Lecture 8.1.6 - Decision Criteria: Exercises
Lecture 8.1.7 - Hypothesis Testing in StatCrunch
Lecture 8.1.8 - Stating Conclusions
Lecture 8.1.9 - Stating Conclusions: Exercises
Lecture 8.1.10 - Subjective Conclusions
Lecture 8.1.11 - Type I and Type II Errors
Lecture 8.1.12 - Type I and Type II Errors: Exercises
Lecture 8.1.13 - Power of a Hypothesis Test
Homework Help 8.1.1 - Using a Type I error to set a significance level
Homework Help 8.1.4 - Selecting the most favorable P-value
Homework Help 8.1.5 - Identifying the null and alternative hypothesis about a population proportion
Homework Help 8.1.7 - Identifying the null and alternative hypothesis about a population mean
Homework Help 8.1.8 - Identifying the symbolic claim and hypotheses for a claim about a population standard deviation
Homework Help 8.1.9 - Making a subjective estimate of survey results
Homework Help 8.1.11 - Making a subjective estimate about a given claim
Homework Help 8.1.13 - Finding the value of the test statistic for hypothesis testing on proportions
Homework Help 8.1.14 - Finding the test statistic for a proportion hypothesis test
Homework Help 8.1.15 - Finding the test statistic for a mean hypothesis test
Homework Help 8.1.16 - Finding the test statistic for a standard deviation hypothesis test
Homework Help 8.1.17 - Using a z-score to complete hypothesis testing for a claim of equality
Homework Help 8.1.19 - Using a z-score to complete hypothesis testing for a claim of inequality
Homework Help 8.1.22 - Using a z-score to complete hypothesis testing for a claim of "less than"
Homework Help 8.1.24 - Using a critical value z-score to complete hypothesis testing for a claim of equality
Homework Help 8.1.25 - Using a t-value to conclude a hypothesis test
Homework Help 8.1.27 - Using a P-value to conclude a mean hypothesis test
Homework Help 8.1.28 - Using a P-value to conclude a standard deviation hypothesis test
Homework Help 8.1.29 - Identifying Types I and II errors
Homework Help 8.1.31 - Identifying Type I and Type II errors
Homework Help 8.1.33 - Interpreting the power of a hypothesis test
Lecture 8.2.1 - Conventions for Proportion Hypothesis Testing
Lecture 8.2.2 - Deciding Proportion Hypothesis Tests
Lecture 8.2.3 - Proportion Hypothesis Testing: Exercises - Part 1
Lecture 8.2.4 - Proportion Hypothesis Testing: Exercises - Part 2
Lecture 8.2.5 - Proportion Hypothesis Testing: Exercises - Part 3
Lecture 8.2.6 - Proportion Hypothesis Testing: Exercises - Part 4
Lecture 8.2.7 - Exact Method of Proportion Hypothesis Testing
Homework Help 8.2.5 - Using a calculator display to perform hypothesis testing on proportions
Homework Help 8.2.7 - Performing proportion hypothesis testing on cell phone ownership
Homework Help 8.2.9-T - Using StatCrunch to perform hypothesis testing on proportions of fast food order accuracy
Homework Help 8.2.10-T - Performing proportion hypothesis testing on blood clot drugs
Homework Help 8.2.11-T - Performing hypothesis testing on a politician's claim of survey results
Homework Help 8.2.12-T - Performing proportion hypothesis testing on colored candies
Homework Help 8.2.13-T - Performing proportion hypothesis testing on drug side effects
Homework Help 8.2.14-T - Performing proportion hypothesis testing on medical malpractice lawsuits
Homework Help 8.2.15-T - Performing proportion hypothesis testing on survey results
Homework Help 8.2.16-T - Performing proportion hypothesis testing on marijuana test results
Homework Help 8.2.17-T - Performing proportion hypothesis testing on birthing boys
Homework Help 8.2.18-T - Performing proportion hypothesis testing on experimental pea yields
Homework Help 8.2.19-T - Using StatCrunch to perform hypothesis testing on proportions of polygraph results
Homework Help 8.2.21-E - Performing proportion hypothesis testing on pro touch therapists
Homework Help 8.2.23-T - Performing proportion hypothesis testing on cell phone use and cancer
Homework Help 8.2.25-T - Performing proportion hypothesis testing on home team wins
Homework Help 8.2.26-T - Performing proportion hypothesis testing on nicotine patch therapy
Homework Help 8.2.29-T - Performing proportion hypothesis testing on Loch Ness survey results
Homework Help 8.2.30-T - Performing proportion hypothesis testing on a stop-smoking treatment
Homework Help 8.2.31-T - Using StatCrunch to perform hypothesis testing on proportions of jury selections
Lecture 8.3.1 - Mean Hypothesis Testing When We Don't Know σ
Lecture 8.3.2 - Mean Hypothesis Testing When We Do Know σ
Lecture 8.3.3 - Mean Hypothesis Testing in StatCrunch
Lecture 8.3.4 - Mean Hypothesis Testing in StatCrunch: Exercises - Part 1
Lecture 8.3.5 - Mean Hypothesis Testing in StatCrunch: Exercises - Part 2
Lecture 8.3.6 - Mean Hypothesis Testing in StatCrunch: Exercises - Part 3
Lecture 8.3.7 - Mean Hypothesis Testing in StatCrunch: Exercises - Part 4
Lecture 8.3.8 - Confidence Intervals and Hypothesis Testing on the Mean
Homework Help 8.3.5-T - Finding the P-value given the test statistic
Homework Help 8.3.6-T - Finding the P-value for a hypothesis test
Homework Help 8.3.9 - Performing mean hypothesis testing using a technology display
Homework Help 8.3.11 - Performing mean hypothesis testing on eruption predictions
Homework Help 8.3.12 - Performing hypothesis testing on means of tornado lengths in StatCrunch
Homework Help 8.3.13-T - Using StatCrunch to perform hypothesis testing on means of course evaluation scores
Homework Help 8.3.14-T - Performing mean hypothesis testing on speed dating ratings
Homework Help 8.3.15-T - Performing mean hypothesis testing on the effect of garlic on cholesterol
Homework Help 8.3.16-T - Performing mean hypothesis testing on earthquake depths
Homework Help 8.3.21-E - Performing mean hypothesis testing on lead concentrations
Homework Help 8.3.22-T - Performing mean hypothesis testing on time estimates
Homework Help 8.3.23-T - Performing mean hypothesis testing on booster seat safety
Homework Help 8.3.25-T - Using StatCrunch to perform hypothesis testing on means of female pulse rates
Lecture 8.4.1 - Conventions of Standard Deviation Hypothesis Testing
Lecture 8.4.2 - Standard Deviation Hypothesis Testing in StatCrunch
Lecture 8.4.3 - Standard Deviation Hypothesis Testing: Exercises - Part 1
Lecture 8.4.4 - Standard Deviation Hypothesis Testing: Exercises - Part 2
Lecture 8.4.5 - Standard Deviation Hypothesis Testing: Exercises - Part 3
Lecture 8.4.6 - Standard Deviation Hypothesis Testing: Exercises - Part 4
Lecture 8.4.7 - Confidence Intervals and Hypothesis Testing on σ
Homework Help 8.4.5-T - Using StatCrunch to perform hypothesis testing on standard deviations of female pulse rates
Homework Help 8.4.8-T - Performing standard deviation hypothesis testing on baseball player heights
Homework Help 8.4.9-T - Performing hypothesis testing on standard deviations of piston diameters in StatCrunch
Homework Help 8.4.10-T - Performing standard deviation hypothesis testing on mutual fund yields
Homework Help 8.4.11-T - Performing hypothesis testing on soda can fill variation
Homework Help 8.4.12-T - Performing standard deviation hypothesis testing on cigarette filters
Homework Help 8.4.13-T - Performing standard deviation hypothesis testing on aircraft altimeters
Homework Help 8.4.14-T - Performing standard deviation hypothesis testing on bank teller wait times
Homework Help 8.4.16-T - Performing standard deviation hypothesis testing on mutual fund rates of return
Homework Help 8.4.17-E - Performing hypothesis testing on standard deviations of drive-thru service times
Lecture 9.1.1 - Hypothesis Testing of Two Proportions: Part 1
Lecture 9.1.2 - Hypothesis Testing of Two Proportions: Part 2
Lecture 9.1.3 - Confidence Intervals for Two Proportions
Lecture 9.1.4 - Two Proportions: Exercises
Homework Help 9.1.2 - Identifying statistical values related to hypothesis testing of two population proportions
Homework 9.1.7-E - Performing proportion hypothesis testing on vehicles with front license plates
Homework Help 9.1.10-T - Using StatCrunch to perform hypothesis testing on two proportions of referee calls
Homework Help 9.1.11-T - Performing proportion hypothesis testing on dreaming in black and white
Homework Help 9.1.13-T - Performing hypothesis testing on two proportions in StatCrunch
Homework Help 9.1.15-T - Performing proportion hypothesis testing on the effectiveness of echinacea
Homework Help 9.1.19-T - Performing proportion hypothesis testing on cluster headache treatments
Homework Help 9.1.21-T - Performing proportion hypothesis testing on lefthandedness
Homework Help 9.1.23-T - Estimating sample size for the difference in proportions of two groups
Homework Help 9.1.26-T - Performing hypothesis testing on two proportions of common attributes
Lecture 9.2.1 - Independent Samples
Lecture 9.2.2 - Hypothesis Testing of Two Independent Means
Lecture 9.2.3 - Confidence Intervals for Two Independent Means
Lecture 9.2.4 - Inferences About Two Independent Means: Exercises - Part 1
Lecture 9.2.5 - Inferences About Two Independent Means: Exercises - Part 2
Lecture 9.2.6 - Inferences About Two Independent Means: Exercises - Part 3
Homework Help 9.2.5-T - Performing hypothesis testing on two independent sample means of soda can fill volumes
Homework Help 9.2.6-T - Performing mean hypothesis testing on an unspecified treatment
Homework Help 9.2.7-T - Performing mean hypothesis testing on test proctoring
Homework Help 9.2.9-T - Conducting mean hypothesis testing on back pain treatment data
Homework Help 9.2.10-T - Using StatCrunch to perform hypothesis testing on two independent sample means of body temperatures
Homework Help 9.2.11-T - Performing mean hypothesis testing on body mass index values
Homework Help 9.2.12-T - Conducting mean hypothesis testing on IQ and lead level data
Homework Help 9.2.18-T - Performing mean hypothesis testing on strontium-90 amounts
Homework Help 9.2.19-E - Performing mean hypothesis testing on geyser eruption times
Homework Help 9.2.21-T - Performing mean hypothesis testing on lifespans of church officials
Homework Help 9.2.22-T - Using StatCrunch to perform hypothesis testing on two independent means of blood pressures
Lecture 9.3.1 - Hypothesis Testing and Confidence Intervals for Paired Data
Lecture 9.3.2 - Hypothesis Testing and Confidence Intervals for Paired Data: Example
Lecture 9.3.3 - Hypothesis Testing and Confidence Intervals for Paired Data: Exercises – Part 1
Lecture 9.3.4 - Hypothesis Testing and Confidence Intervals for Paired Data: Exercises – Part 2
Lecture 9.3.5 - Hypothesis Testing and Confidence Intervals for Paired Data: Exercises – Part 3
Homework Help 9.3.2 - Calculating paired data sample variables in StatCrunch
Homework Help 9.3.2x - Calculating paired data sample variables in Excel
Homework Help 9.3.5-T - Using StatCrunch to perform hypothesis testing on two matched pair means of acting award ages
Homework Help 9.3.6-T - Performing paired sample hypothesis testing on presidential candidate heights
Homework Help 9.3.8-T - Performing paired sample hypothesis testing on how many words couples speak daily
Homework Help 9.3.9 - Performing hypothesis testing on means of right and left hand reaction times
Homework Help 9.3.10-T - Performing paired sample hypothesis testing on systolic blood pressures
Homework Help 9.3.12 - Performing paired sample hypothesis testing on systolic blood hospital admissions
Homework Help 9.3.13-T - Using StatCrunch to perform hypothesis testing on two matched pair means of hospital admissions
Homework Help 9.3.14-T - Constructing a confidence interval to compare seed types
Homework Help 9.3.15-T - Constructing a confidence interval to evaluate pain reduction from hypnosis
Homework Help 9.3.20-T - Performing paired sample hypothesis testing to evaluate word counts
Homework Help 9.3.21-T - Performing paired sample hypothesis testing to compare paper and plastic weights
Homework Help 9.3.23-E - Using StatCrunch to perform hypothesis testing on two matched pair means of speed dating ratings
Lecture 9.4.1 - Hypothesis Testing and Confidence Intervals for Two Standard Deviations
Lecture 9.4.2 - Hypothesis Testing and CIs for Two Standard Deviations: Exercises – Part 1
Lecture 9.4.3 - Hypothesis Testing and CIs for Two Standard Deviations: Exercises – Part 2
Lecture 9.4.4 - Hypothesis Testing and CIs for Two Standard Deviations: Exercises – Part 3
Lecture 9.4.5 - The Count Five Method
Lecture 9.4.6 - The Levine-Brown-Forsythe Test
Homework Help 9.4.1 - Applying the properties of the F-test statistic
Homework Help 9.4.3 - Applying the requirements for the F-test
Homework Help 9.4.5-T - Performing hypothesis testing on the variances of skull measurements
Homework Help 9.4.6-T - Performing standard deviation hypothesis testing on two samples of screen color
Homework Help 9.4.7-T - Using StatCrunch to perform hypothesis testing on two standard deviations of alcohol treatments
Homework Help 9.4.10-T - Performing standard deviation hypothesis testing on two samples of spoken words
Homework Help 9.4.11-T - Using StatCrunch to perform hypothesis testing on standard deviations of magnet influence on pain
Homework Help 9.4.15-E - Using StatCrunch to perform hypothesis testing on standard deviations of gesyer eruption times
Homework Help 9.4.17 - Finding the mean absolute deviation (MAD) for hypothesis testing with the count five method
Homework Help 9.4.18-T - Using the Levene-Brown-Forsythe test for standard deviation hypothesis testing
Homework Help 10.1.1 - Applying the properties of linear correlation
Homework Help 10.1.4 - Associating R values with their respective scatterplot
Homework Help 10.1.5 - Performing linear correlation hypothesis testing
Homework Help 10.1.7 - Performing hypothesis testing on correlation of weights of discarded paper and glass
Homework Help 10.1.9 - Appreciating the importance of a scatterplot
Homework Help 10.1.10 - Performing correlation hypothesis testing
Homework Help 10.1.11 - Evaluating linear correlation for symmetrical patterns
Homework Help 10.1.12-T - Evaluating correlation of data variables producing patterns on a scatterplot
Homework Help 10.1.13-T - Performing linear correlation hypothesis testing on Internet users and award winners
Homework Help 10.1.17-T - Performing linear regression hypothesis testing on foot length and height
Homework Help 10.1.19-T - Performing linear regression hypothesis testing on lemon imports and crash fatality rates
Homework Help 10.1.21-T - Performing linear regression hypothesis testing on award winner ages
Homework Help 10.1.23 - Performing linear regression hypothesis testing on seal widths and weights
Homework Help 10.1.25-T - Performing linear correlation hypothesis testing for bill totals and tip amounts
Homework Help 10.1.26-T - Performing linear regression hypothesis testing on heights and winning presidential elections
Homework Help 10.1.29-T - Performing hypothesis testing for linear correlation
Homework Help 10.1.31-T - Performing hypothesis testing for the linear correlation of shoe print length and height
Homework Help 10.1.33-T - Performing linear correlation hypothesis testing for word counts from couples
Homework Help 10.2.5 - Finding the best predicted value of speed dating ratings
Homework Help 10.2.7 - Finding the best predicted value of weight based on height
Homework Help 10.2.9 - Finding the regression line equation using given data
Homework Help 10.2.10-T - Using StatCrunch to find a regression line equation
Homework Help 10.2.11 - Using StatCrunch to find a regression line equation from a given scatterplot
Homework Help 10.2.13 - Finding the regression equation and best predicted value for bear chest size
Homework Help 10.2.17 - Finding the regression equation and best predicted value for systolic blood pressure
Homework Help 10.2.19-T - Finding the regression equation and best predicted value for crash fatality rates
Homework Help 10.2.21-T - Finding the regression equation and best predicted value for Best Actor ages
Homework Help 10.2.22 - Finding the regression equation and best predicted value for ambient temperature
Homework Help 10.2.23 - Finding the regression equation and best predicted value for the weight of a seal
Homework Help 10.2.24 - Finding the regression equation and best predicted value for television viewer numbers
Homework Help 10.2.27 - Finding the regression equation and best predicted value for sports ball circumference
Homework Help 10.2.29-E - Finding the regression equation and best predicted value for Nobel Laureate rates
Homework Help 10.2.31-T - Finding the regression equation and best predicted value for gross movie ticket sales
Homework Help 10.2.34-T - Finding the regression equation and best predicted value for earthquake data
Homework Help 10.3.2 - Interpreting a prediction interval
Homework Help 10.3.3 - Finding and interpreting the coefficient of determination
Homework Help 10.3.5 - Finding the coefficient of determination and the explained variation
Homework Help 10.3.9 - Finding the linear correlation coefficient from a Minitab display
Homework Help 10.3.11 - Finding the best predicted height from a linear regression model of foot lengths
Homework Help 10.3.17-T - Finding the explained variation, the unexplained variation, and a prediction interval estimate
Homework Help 10.3.18-T - Finding the explained and unexplained variation for court income and salaries
Homework Help 10.3.19-T - Finding the explained and unexplained variation for redshift amounts
Homework Help 10.3.20-T - Finding the variations and a prediction interval for diamond weights and price data
Homework Help 10.4.7 - Evaluating a multiple linear regression equation based on a given technology output
Homework Help 10.4.9 - Choosing the best multiple regression model
Homework Help 10.4.11 - Selecting a multiple linear regression equation based on P-value and coefficients of determination
Homework Help 10.4.12 - Finding the best predicted value using the best multiple regression model
Homework Help 10.4.13-T - Finding the best regression equation given multiple variables
Homework Help 10.4.15-T - Finding the best regression equation for IQ and brain volume
Homework Help 10.4.17 - Conducting hypothesis testing on multiple linear regression coefficients
Homework Help 10.4.19-E - Finding and using a specified multiple regression equation
A few words about nonlinear regression
Homework Help 10.5.5-T - Finding the best nonlinear regression model for a falling object using Excel
Homework Help 10.5.6-T - Finding the best nonlinear regression model for landscaping mulch cost using Excel
Homework Help 10.5.7-T - Finding the best nonlinear regression model for a subway fare using Excel
Homework Help 10.5.9-T - Finding the best nonlinear regression model for bacteria growth using Excel
Homework Help 10.5.10-T - Finding the best nonlinear regression model for car crash deaths using Excel
Homework Help 10.5.11-T - Finding the best nonlinear regression model for shock waves from explosives using StatCrunch
Homework Help 10.5.11-T - Finding the best nonlinear regression model for shock waves from explosives using Excel
Homework Help 10.5.12-T - Finding the best nonlinear regression model for movie ticket sales using Excel
Homework Help 10.5.15-T - Finding the best nonlinear regression model for stock market index values using StatCrunch
Stat 101 Nonlinear Regression Reference Sheet
Homework Help 11.1.3 - Using goodness of fit for hypothesis testing of the best day for quality family time
Homework Help 11.1.4 - Using goodness of fit hypothesis testing and Benford's Law to detect online hacking
Homework Help 11.1.5 - Performing goodness of fit hypothesis testing for slot machine testing
Homework Help 11.1.6 - Performing goodness of fit hypothesis testing for check fraud
Homework Help 11.1.7 - Performing goodness of fit hypothesis testing for testing a loaded die
Homework Help 11.1.12-T - Performing goodness of fit hypothesis testing to evaluate police calls
Homework Help 11.1.13-T - Applying goodness of fit hypothesis testing to horse race post positions
Homework Help 11.1.15-T - Performing goodness of fit hypothesis testing to evaluate baseball games
Homework Help 11.1.17-T - Performing goodness of fit hypothesis testing to evaluate births in hospitals
Homework Help 11.1.19 - Performing goodness-of-fit hypothesis testing to evaluate candy colors
Homework Help 11.1.21-T - Using goodness of fit and Benford's Law for hypothesis testing to detect check fraud
Homework Help 11.1.25-E - Finding and using expected frequency for goodness of fit hypothesis testing
Homework Help 11.2.5-T - Performing contingency table hypothesis testing on polygraph results
Homework Help 11.2.6-T - Performing contingency table hypothesis testing to evaluate discrimination
Homework Help 11.2.7 - Performing contingency table hypothesis testing to evaluate interview responses
Homework Help 11.2.9-T - Performing contingency table hypothesis testing to evaluate prison sentences
Homework Help 11.2.11-T - Performing contingency table hypothesis testing to evaluate referee calls
Homework Help 11.2.13-T - Performing contingency table hypothesis testing to evaluate soccer penalty kicks
Homework Help 11.2.14-T - Performing contingency table hypothesis testing to evaluate seat belt use among smokers
Homework Help 11.2.15 - Performing contingency table hypothesis testing to evaluate survey responses
Homework Help 11.2.16 - Performing contingency table hypothesis testing to evaluate motorcycle helmet color
Homework Help 11.2.18-E - Performing contingency table hypothesis testing to evaluate baseball player birthdays
Homework Help 11.2.20-T - Using a technology display to evaluate a contingency table hypothesis test
Homework Help 12.1.1 - Understanding the assumptions underlying one-way ANOVA hypothesis testing
Homework Help 12.1.5 - Applying one-way ANOVA hypothesis testing to weight-loss diets
Homework Help 12.1.7 - Applying one-way ANOVA hypothesis testing to reading scores
Homework Help 12.1.9 - Using an ANOVA table for hypothesis testing
Homework Help 12.1.10 - Applying one-way ANOVA hypothesis testing to gross movie sales
Homework Help 12.1.11-T - Applying one-way ANOVA hypothesis testing to bicycle lap times
Homework Help 12.1.12-T - Applying one-way ANOVA hypothesis testing to vehicle emissions
Homework Help 12.1.14-T - Using one-way ANOVA for hypothesis testing of cigarette filters
Homework Help 12.1.18-E - Using one-way ANOVA for hypothesis testing and the Bonferroni test
Homework Help 12.2.1 - Understanding the need for two-way ANOVA hypothesis testing
Homework Help 12.2.4 - Recognizing a balanced design in two-way ANOVA hypothesis testing
Homework Help 12.2.6 - Using a technology display for interaction two-way ANOVA hypothesis testing
Homework Help 12.2.9-T - Applying two-way ANOVA hypothesis testing to self-esteem levels
Homework Help 12.2.10-T - Applying two-way ANOVA hypothesis testing to pulse rates
Homework Help 12.2.11 - Recognizing the effect of data transformations on two-way ANOVA results
A few words about this section
Homework Help 13.2.1 - Identifying the requirements of the sign test for hypothesis testing
Homework Help 13.2.5-T - Performing a sign hypothesis test of median airline ticket prices
Homework Help 13.2.7-T - Performing a sign hypothesis test of a travel plan survey
Homework Help 13.2.8-T - Performing a sign hypothesis test of median heights
Homework Help 13.2.9 - Performing a sign hypothesis test of a politician's claim
Homework Help 13.2.11-T - Performing a sign hypothesis test of a gender selection study
Homework Help 13.2.12-E - Performing a sign hypothesis test of coin toss claim
Homework Help 13.2.13-T - Performing a sign hypothesis test of median volumes
Homework Help 13.2.15-T - Performing a sign hypothesis test of median coin weights
Homework Help 13.3.1 - Identifying the requirements for the Wilcoxon signed ranks test
Homework Help 13.3.3 - Recognizing the differences between the sign test and Wilcoxon signed ranks test
Homework Help 13.3.5-T - Performing the Wilcoxon signed ranks test for high temperature forecasts
Homework Help 13.3.6-T - Performing the Wilcoxon signed ranks test for hospital admissions in StatCrunch
Homework Help 13.3.6-T - Performing the Wilcoxon signed ranks test for hospital admissions in Excel
Homework Help 13.3.7-E - Performing the Wilcoxon signed ranks test for speed dating ratings
Homework Help 13.3.9-T - Performing the Wilcoxon signed ranks test for median volumes
Homework Help 13.3.11-T - Performing the Wilcoxon signed ranks test for soda can volumes
Homework Help 13.4.2 - Finding a rank sum for the independent Wilcoxon signed ranks test in Excel
Homework Help 13.4.5-T - Performing the Wilcoxon signed ranks test for movie ticket sales
Homework Help 13.4.6-T - Performing the Wilcoxon signed ranks test for earnings by education
Homework Help 13.4.7-T - Performing the Wilcoxon signed ranks test for a cholesterol drug
Homework Help 13.4.8-T - Performing the Wilcoxon signed ranks test for teacher salaries
Homework Help 13.4.9-E - Performing the Wilcoxon signed ranks test for student evaluations
Homework Help 13.4.10-T - Performing the Wilcoxon signed ranks test for quarter weights
Homework Help 13.4.11-T - Performing the Wilcoxon signed ranks test for IQ scores
Homework Help 13.5.5-E - Performing the Kruskal-Wallis test for speed dating age brackets
Homework Help 13.5.7-T - Performing the Kruskal-Wallis test for chest deceleration measurements
Homework Help 13.5.9-T - Performing the Kruskal-Wallis test for bicycle lap times
Homework Help 13.5.10-T - Performing the Kruskal-Wallis test for nicotine in cigarettes
Homework Help 13.5.11 - Performing the Kruskal-Wallis test for flammability test results
Homework Help 13.5.12-T - Performing the Kruskal-Wallis test for blood lead levels
Homework Help 13.6.1 - Distinguishing between rank correlation testing and linear correlation
Homework Help 13.6.5 - Performing Spearman's rank correlation test for distance-time data
Homework Help 13.6.7-T - Performing Spearman's rank correlation test for quality-cost data
Homework Help 13.6.8-T - Performing Spearman's rank correlation test for audience impressions
Homework Help 13.6.9 - Performing Spearman's rank correlation test for paint test results
Homework Help 13.6.11-E - Performing Spearman's rank correlation test for seal width and weight data
Homework Help 13.6.12-T - Performing Spearman's rank correlation test for cricket chirps
Homework Help 13.6.13-T - Performing Spearman's rank correlation test for departure and arrival delays
Homework Help 13.6.15-T - Performing Spearman's rank correlation test for blood pressure data
Homework Help 13.7.1 - Identifying the requirements for the runs test for randomness
Homework Help 13.7.5-T - Performing the runs test for randomness in law enforcement fatalities using StatCrunch
Homework Help 13.7.5-T - Performing the runs test for randomness in law enforcement fatalities using Minitab
Homework Help 13.7.6 - Performing the runs test for randomness in a sequence of even and odd digits
Homework Help 13.7.8-T - Performing the runs test for randomness in newspaper printings using StatCrunch
Homework Help 13.7.8-T - Performing the runs test for randomness in newspaper printings using MiniTab
Homework Help 13.7.9 - Performing the runs test for randomness in sports team divisions
Homework Help 13.7.11 - Performing the runs test for randomness in a stock market price index
Homework Help 13.7.12-T - Performing the runs test for randomness in birth genders
Homework Help 14.1.1 - Identifying the constraints of control charts
Homework Help 14.1.5 - Finding values for creating x-bar and R charts
Homework Help 14.1.7-E - Creating and interpreting an R chart for axial loads on aluminum cans using StatCrunch
Homework Help 14.1.7-E - Creating and interpreting an R chart for axial loads on aluminum cans in Minitab
Homework Help 14.1.8 - Creating and interpreting an x-bar chart for home electricity consumption
Homework Help 14.1.10 - Creating and interpreting an R chart for customer wait times
Homework Help 14.1.11 - Creating and interpreting an x-bar chart for customer wait times
Homework Help 14.1.12 - Creating and interpreting a run chart
Homework Help 14.2.3 - Recognizing the bounds for control limits in p-charts
Homework Help 14.2.5 - Creating and interpreting a p-chart for film canisters
Homework Help 14.2.7-E - Creating and interpreting a p-chart for aspirin tablets
Homework Help 14.2.8 - Creating and interpreting a p-chart for medical data transmissions
Homework Help 14.2.9 - Creating and interpreting a p-chart for voter turnout
Homework Help 14.2.10 - Creating and interpreting a p-chart for car batteries
Homework Help 14.2.11 - Creating and interpreting a p-chart for cola can production
Homework Help 14.2.12 - Creating and interpreting a p-chart for smart phone batteries