Curated OER
Expected Value: E(X)
The gap between probability and statistics begins to become bridged in this video, where Sal explains the concepts of central and relative frequencies. Students who are transitioning between algebra and statistics will find this video...
Khan Academy
Khan Academy: Statistics: Bernoulli Distribution Mean and Variance Formulas
Video example of what a Bernoulli distribution is. Demonstrates how the general formulas for the mean and variance of the distribution are derived. [6:59]
Khan Academy
Khan Academy: Statistics: Law of Large Numbers
Video explains the law of large numbers and why it works, including examples. Also explains the Gambler's fallacy, how it relates to the law of large numbers and why it is incorrect. Video is also included in the Probability section of...
Khan Academy
Khan Academy: Law of Large Numbers
Sal Khan introduces the magic behind the law of large numbers. [8:59]
Khan Academy
Khan Academy: Origin of Markov Chains
This video serves as an introduction to Markov Chains. [7:15]