Explore statistics and probability concepts, including average absolute deviation, with interactive lessons and exercises on Khan Academy.

This introduction to probability and statistics explores probability models, sample spaces, compound events, random samples, and a whole lot more.

View all of Khan Academy’s lessons and practice exercises on probability and statistics here.

Learn statistics and probability—everything you'd want to know about descriptive and inferential statistics.

Go deeper with your understanding of probability as you learn about theoretical, experimental, and compound probability, and investigate permutations, combinations, and more!

We give you an introduction to probability through the example of flipping a quarter and rolling a die. Created by Sal Khan.

Learn a powerful collection of methods for working with data! AP®️ Statistics is all about collecting, displaying, summarizing, interpreting, and making inferences from data.

Learn high school statistics—scatterplots, two-way tables, normal distributions, binomial probability, and more.

Learn Random variables Discrete and continuous random variables Constructing a probability distribution for random variable Probability models example: frozen yogurt Valid discrete …

Develop probability distributions: Theoretical probabilities Get 3 of 4 questions to level up!