Statistics Videos
Organizing Data
- Using Lists on the TI-83/84 Calculator
- Constructing a Frequency Table for Quantitative Data by Hand and Using StatCrunch
- Using StatCrunch to Construct a Pie Chart and Bar Chart
- Constructing a Frequency Table for Ungrouped Quantitative Data by Hand and Using StatCrunch
- Constructing a Histogram for Ungrouped Quantitative Data
- Constructing a Frequency Table and Histogram for Grouped Data by Hand (Method 1)**
- Constructing a Frequency Table and Histogram for Grouped Data by Hand and by Using StatCrunch (Method 2)**
- Constructing a Frequency Table for Grouped Quantitative Data Using StatCrunch (no audio)
**Note to my online students: The textbook that we are using constructs these frequency tables in a slightly different way. Please make sure that you read the textbook to familiarize yourself with the method required for the homework.
Averages and Variation
- Calculating the Mean and Median by Hand and by Using StatCrunch
- Calculating the Mean and Median Using the TI-83/84
- Calculating Measures of Variation: Range, Variance and Standard Deviation by Hand and by Using StatCrunch
- Calculating Measures of Variation Using the TI-83/84
- Calculating the Mean, Variance, and Standard Deviation of a Frequency Distribution
- The Range Rule of Thumb/Unusual Values
- Chebyshev's Theorem
- The Empirical Rule
- Z scores
- Calculating Quartiles by Hand and by Using StatCrunch
- The Interquartile Range
- Finding Outliers
- Boxplots by Hand and by Using StatCrunch
- Boxplots Using the TI-83/84
- Interpreting Boxplots
Elementary Probability Theory
- Relative Frequency Approach (1)
- Relative Frequency Approach (2)
- Equally Likely Outcomes
- Multiplication Rule
- Contingency Tables
The Binomial Probability Distribution and Related Topics
- Random Variables
- Discrete Probability Distributions and Histograms
- Mean, Variance, and Standard Deviation of a Discrete Probability Distribution
- Mean and Standard Deviation of a Discrete Probability Distribution Using the TI-83/84
- Binomial Probability Formula
- Binomial Probability Table
- Binomial Probability Calculator (StatCrunch)
- Binomial Probabilities Using the TI-83/84 Calculator
- Mean, Variance, and Standard Deviation of the Binomial Distribution
Normal Curves and Sampling Distributions
- The Normal Distribution and Sketching a Normal Distribution
- Finding Standard Normal Probabilities Using the TI-83/84 (part 1)
- Finding Standard Normal Probabilities Using the TI-83/84 (part 2)
- Finding Standard Normal Probabilities Using the TI-83/84 (part 3)
- Finding Z-Scores When Given Probabilities
- Applications of the Normal Distribution (part 1)
- Applications of the Normal Distribution (part 2)
- The Central Limit Theorem Simulation (part 1)
- The Central Limit Theorem Simulation (part 2)
- The Central Limit Theorem
Estimation: Confidence Intervals
- Using StatCrunch to Find Confidence Intervals
- Calculating a Confidence Interval for a Population Mean, Population Standard Deviation Known (1)
- Calculating a Confidence Interval for a Population Mean, Population Standard Deviation Known Using the TI-83/84
- Calculating the Sample Size for Estimating a Population Mean
- Using the t-table
- Calculating a Confidence Interval for a Population Mean, Population Standard Deviation Unknown (1)
- Calculating a Confidence Interval for a Population Mean, Population Standard Deviation Unknown (2)
- Calculating a Confidence Interval for a Population Mean, Population Standard Deviation Unknown Using the TI-83 (1)
- Calculating a Confidence Interval for a Population Mean, Population Standard Deviation Unknown Using the TI-83 (2)
- Calculating a Confidence Interval for a Proportion (1)
- Calculating a Confidence Interval for a Proportion (2)
- Calculating a Confidence Interval for a Proportion Using the TI-83/84
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Determining Sample Size for Estimating a Population Proportion
Hypothesis Testing
- Hypothesis Testing (Introduction)
- Hypothesis Test For a Mean, Population Standard Deviation Known (1)
- Hypothesis Test For a Mean, Population Standard Deviation Known (2)
- Hypothesis Test For a Mean, Population Standard Deviation Known (3)
- Hypothesis Test For a Mean, Population Standard Deviation Known (4)
- Hypothesis Test For a Mean, Population Standard Deviation Known (5)
- Hypothesis Test For a Mean, Population Standard Deviation Known Using the TI-83/84
- Hypothesis Test For a Mean, Population Standard Deviation Unknown (1)
- Hypothesis Test for a Mean, Population Standard Deviation Unknown (2)
- Hypothesis Test for a Mean, Population Standard Deviation Unknown (3)
- Hypothesis Test for a Mean, Population Standard Deviation Unknown, Using the TI-83/84 (1)
- Hypothesis Test for a Mean, Population Standard Deviation Unknown, Using the TI-83/84 (2)
- Hypothesis Test for a Proportion (1)
- Hypothesis Test for a Proportion (2)
- Hypothesis Test for a Proportion (3)
- Hypothesis Test for a Proportion Using the TI-83/84
Correlation and Regression
- Calculating the Correlation Coefficient Using the TI-83/84
- Calculating the Correlation Coefficient Using StatCrunch
- Calculating the Regression Equation Using the TI-83/84
- Calculating the Regression Equation Using StatCrunch
