Video tutorials on basic probability, Venn diagrams and adding probabilities, compound, independent events, dependent probability, and basic set operations.

Video tutorials on permutations, combinations, probability using combinatorics, and making decisions with probability.

Video tutorials on statistical questions, types of statistical studies, hypothesis testing, and categorical data.

Video tutorials on measures of central tendency, box-and-whisker plots, and variance and standard deviation.

Video tutorials on random variables and probability distributions, expected value, binomial distribution, and the Poisson process.

Video tutorials on scatter plots, linear regression and correlation, and residuals.

An extensive, encyclopedia-style resource including definitions and explanations of concepts and terms related to probability and statistics.