Yale University
Yale University: Probability Models
A general description of probability, probability rules, and Venn diagrams.
Cool Math
Coolmath: Combinations
This algebra lesson explains combinations - how to count how many ways n objects can be chosen r at a time.
Khan Academy
Khan Academy: Expected Value With Calculated Probabilities
Find expected value based on calculated probabilities. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Using Probability to Make Fair Decisions
Determine if different methods are fair or unfair. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Discrete Random Variables: Expected Value
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.
Illustrative Mathematics
Illustrative Mathematics: Hss md.a.2
Three activities asking students to calculate the expected value of a random variable and interpret it as the mean of the probability distribution. Tasks include Bob's Bagel Shop, Fred's Fun Factory, and Sounds Really Good! (sort of).
Stefan Warner and Steven R. Costenoble
Finite Mathematics & Applied Calculus: Bayes' Theorem and Applications
Students examine Bayes theorem. The tutorial investigates the statistics concept through class notes and examples. Review exercises and a chapter quiz are included.
Khan Academy
Khan Academy: Probability and Combinatorics: Permutations
Introductory permutation problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Mathigon
Mathigon: Probability and Discrete Math: Predicting the Future
This lesson focuses on probability theory for predicting the outcome of flipping a coin, and then flipping it multiple times.
Mathigon
Mathigon: Probability and Discrete Math: Casino Mathematics
This lesson focuses on the probability and casino games such as Roulette which consists of a wheel with the numbers from 1 to 36 colored in red and black, as well as a green 0. A ball rolls around the outside and randomly lands on one of...
CK-12 Foundation
Ck 12: Probability: Conditional Probability Grades 11 12
[Free Registration/Login may be required to access all resource tools.] Covers conditional probability, associated probabilities, and the natural frequencies approach. Includes videos, lots of examples, and problems for practice.
CK-12 Foundation
Ck 12: Using Probability to Make Decisions
Use this Common Core Math Standards Browser to search specific math concepts and their corresponding standards. This page focuses on Using Probability to Make Decisions. Click on the links to find lessons, activities, videos, and study...
Shodor Education Foundation
Shodor Interactivate: Advanced Monty Hall
Choose one of N doors to experimentally determine the odds of winning the grand prize behind one of the doors, as in the TV program "Let's Make a Deal."
Shodor Education Foundation
Shodor Interactivate: Crazy Choices Game
Compare theoretical and experimental probabilities, using dice, cards, spinners, or coin tosses. Three different probabilities can be compared at once.
Shodor Education Foundation
Shodor Interactivate: Marbles
Learn about sampling with and without replacement by randomly drawing marbles from a bag.
Shodor Education Foundation
Shodor Interactivate: Two Colors Applet
Choose one of three boxes and choose one ball from the box to look at conditional probabilities.
CK-12 Foundation
Ck 12: Algebra Ii: 5.2 Probability
In this section, students will explore different methods for determining the probability of complex events and conditional probabilities (such as unions, intersections, and complements).
CK-12 Foundation
Ck 12: Interactive Geometry: 11.8 Permutations and Combinations
Take a look at three techniques for counting outcomes.
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.
University of California
Geometry Junkyard: Randomness and Geometric Probability
This site contains information on the randomness and geometric probability. It includes several links for information, includes real life examples.
California State University
Cal State San Bernardino: Intro to Probability Models
The concept of random variables comes to life with this Applet used to roll one, two, six, or nine dice. The user selects the number of rolls to be completed, and the program quickly counts and graphs the results.
Other
Utah St. Univ.: Coin Tossing Applet
An interesting Applet that simulates the toss of a coin 100 times. A quick count of the results and an accompanying graph make this site useful for both teacher and student.
Stefan Warner and Steven R. Costenoble
Finite Mathematics & Applied Calculus: Binomial Distribution Utility
The learning tool calculates the probability of a binomial distribution.
Interactive Mathematics
Interactive Mathematics: Probability and Poker
The age-old game of poker is presented mathematically. For each type of winning hand, a table displays the number of possible ways and the probability of getting each combination.