The pages in this site serve two purposes:

- They provide concepts and examples of problems discussed in my Business Statistics classes.
- They provide the mathematical theory for these statistical concepts, much of which is beyond the level of my Business Statistics classes.

- Data Types
- Frequency Distributions
- Graphs
- Measures of Central Tendency
- Measures of Dispersion
- Measures of Position
- Measures of Relatedness
- Empirical Probability
- Classical Probability
- Probability Rules
- Bayes Theorem
- Randomized Response
- Simpson's Paradox
- Basic Counting
- Playing Card Frequencies
- Discrete Probability Distributions
- Continuous Probability Distributions
- Expected Value and Variance Properties
- Moments and Moment Generating Functions
- Joint Discrete Probability Distributions
- Joint Continuous Probability Distributions
- Transformations of Random Variables
- Sums of Random Variables
- Discrete Uniform Distributions
- Binomial Distributions
- Hypergeometric Distributions
- Geometric Distributions
- Negative Binomial Distributions
- Poisson Distributions
- Continuous Uniform Distributions
- Exponential Distributions
- Gamma Distributions
- Normal Distributions
- Approximately Normal Distributions with Discrete Data
- Chi-Square Distributions
- F Distributions
- t Distributions
- The Central Limit Theorem
- Sample Mean Distributions
- Sample Proportion Distributions
- Sample Variance Distributions
- Estimating Population Parameters
- Confidence Intervals for Means
- Confidence Intervals for Proportions
- Confidence Intervals for Percentiles and Medians
- Confidence Intervals for Variances and Standard Deviations
- Introduction to Hypothesis Testing
- Errors in Hypothesis Testing
- Hypothesis Tests for One or Two Means
- Hypothesis Tests for One or Two Proportions
- Hypothesis Tests for One or Two Variances or Standard Deviations
- Pearson's Goodness-of-Fit Test