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).
Cut the Knot
Cut the Knot: Probability Questions
This site defines probability and has a computer-based random number generator. The site has links to more than 100 probability problems which require some prior statistical knowledge to solve, or they can be great "openers" for teachers...
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.
Khan Academy
Khan Academy: Theoretical and Experimental Probability: Coin Flips and Die Rolls
A set of questions on experimental and theoretical probabilities using coins and dice. Answers are accompanied by explanations.
Khan Academy
Khan Academy: Making Predictions With Probability
Practice making predictions with probability with these problems.
Khan Academy
Khan Academy: Addition Rule for Probability (Basic)
Venn diagrams and the addition rule of probability.
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: Expected Value With Empirical Probabilities
Find expected value based on empirical probabilities. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Experimental Probability
Practice problems with experimental probability.
Sophia Learning
Sophia: Finding the Probability of Two Independent Events
Determine the probability of two independent events. Assess learning with a quiz.
Khan Academy
Khan Academy: Practice: Probabilities of Compound Events
Practice solving questions about the probabilities of compound events. Includes hints.
Khan Academy
Khan Academy: Dependent Probability
Find dependent probabilities like P(A | B) or P(B | A) for a variety of contexts. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Probabilities of Compound Events
Multiple-choice problems practicing probabilities of compound events.
Khan Academy
Khan Academy: Simple Probability
Try these simple probability multiple-choice practice problems.
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...
Science Education Resource Center at Carleton College
Serc: An in Class Experiment to Estimate Binomial Probabilities
This hands-on activity is appropriate for a lab or discussion section for an introductory statistics class, with 8 to 40 students. Each student performs a binomial experiment and computes a confidence interval for the true binomial...
Oswego City School District
Regents Exam Prep Center: Problems Involving and & Or
This tutorial helps students understand the probability of two events occurring when the words AND & OR are used. There are examples and practice problems. The teacher resource pages include a demonstration and a computer simulation.
Shmoop University
Shmoop: Basic Statistics & Probability: Basic Probability
The mathematics resource investigates basic probability. Students learn about the topic through notes and examples. The tutorial consists of practice exercises to check for comprehension of the concept.
Other
Bowling Green State University: Probability Activities
A collection of links to probability activities. Each link contains a description of the activity, shown work, and the correct solution.
McGraw Hill
Glencoe Mathematics: Online Study Tools: Statistics and Probability
The online test demonstrates knowledge of the concepts used in Algebra I. The multiple choice questions assess students on statistics and probability. Topics include biases, samples, and surveys.
PBS
Pbs Lesson Plan: Chances Are Talking Probability (Pdf) [Pdf]
An introductory lesson in probability for students in grades three to five. The concepts presented in this lesson are interwoven, over time, into a current unit of study. Students examine closely the "language" of probability as used in...
Khan Academy
Khan Academy: Center and Spread Lesson
The resource from Khan Academy provides practice questions for the Praxis Core Math Test. This section reviews probability and statistics questions connected to the center and spread of data in a collection.
Alabama Learning Exchange
Alex: Statistically Thinking
The object of this project is for students to learn how to find univariate and bivariate statistics for sets of data. Also, the students will be able to determine if two sets of data are linearly correlated and to what degree. The...
Texas Instruments
Texas Instruments: Statistical Graphs & Economics
What types of statistical graphs are there and when and how are they used and read? How are statistical graphs used in Economics?