Khan Academy
Khan Academy: Adding Probabilities
Find four probabilities for each problem: P(A), P(B), P(A and B), and P(A or B).
Khan Academy
Khan Academy: Dependent Probability
Find dependent probabilities like P(A | B) or P(B | A) for a variety of contexts.
CK-12 Foundation
Ck 12: Algebra Ii: 6.1 the Null Hypothesis
This section introduces and explores the concept of the null and alternative hypotheses.
CK-12 Foundation
Ck 12: Interactive Geometry: 11.3 Conditional Probability
Learn how to calculate the conditional probabilities of events based on information in a table.
Khan Academy
Khan Academy: Conditional Probability Using Two Way Tables
Two-way tables example and questions.
Khan Academy
Khan Academy: Conditional Probability and Independence
In probability, we say two events are independent if knowing one event occurred doesn't change the probability of the other event. Examples and questions about conditional probability.
Richland Community College
Richland Community College: Probability Definitions
This site, which is provided for by the Richland Community College, gives a list of probability definitions.
Shodor Education Foundation
Shodor Interactivate: Dictionary: Conditional Probability
This interactive dictionary gives the definition of conditional probability with a link to a discussion regarding this topic.
University of Colorado
University of Colorado: Discrete Mathematics Project: What're the Odds?
This is an activity that may be instructive when trying to learn the concept of "odds" and how they are found.
Better Lesson
Better Lesson: Hs Statistics & Probability: Using Probability to Make Decisions
Learn about probability concepts with fun learning games including Algebra II Jeopardy, Deal or No Deal, Decisions Decisions, Show Time, Playin' against All Odds, and more.
Interactive Mathematics
Interactive Mathematics: Conditional Probability
In this tutorial, conditional probability is presented with a definition and examples.