Khan Academy: Making Decisions With Expected Values

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...

Compute the expected value given a set of outcomes, probabilities, and payoffs. Students receive immediate feedback and have the opportunity to try questions repeatedly or receive hints.

A video that demonstrates how to solve equations with variables on both sides. The first two examples give the equation and the third example is a word problem in which an equation must be written and then solved. This video is also...

An activity challenges scholars to make smart money choices. While visiting the California CareerZone website, pupils choose between budgeting for one's lifestyle or salary and complete a two-page worksheet based on the information...

Students can practice analyzing structure with linear inequalities with these multiple-choice practice problems.

Learn how to debug in your webpages on Khan Academy using console.log() and the Chrome Developer Tools.

A set of quizzes and assessments would make a great companion to your lesson on making decisions and opportunity risks. Learners watch a PowerPoint before answering multiple choice questions about interest rates, saving money, and the...

Given the absolute value and the angle of a complex number, express the number in the form a+bi. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

This video lesson demonstrates an attempt at an optimal trial division primality test that uses the Sieve of Eratosthenes. This video lesson from Khan Academy is intended for students who are taking an introductory computer science course.

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...