Texas Instruments
Texas Instruments: Probability: Pairs of Events and Expected Values
This set of questions pertains to probability: pairs of events, mutually exclusive events, complementary events, expected values, independent events, and conditional probability. Solutions and explanations are included.
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: Probability: Complement Rule for Probability Grade 6
[Free Registration/Login may be required to access all resource tools.] Determine the probability of complementary events.
Alabama Learning Exchange
Alex: Introduction to Probability
This lesson encourages the students to learn about probability within a group setting. It allows them to help each other gain a better understanding of how probability works. It teaches how to compute probability of basic problems and...
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.
Richland Community College
Stats: Probability Rules
This site provides the rules for mutually exclusive events, non-mutually exclusive events, independent events, and dependent events for probability.
Stefan Warner and Steven R. Costenoble
Finite Mathematics & Applied Calculus: Topic Summaries: Probability
The topic summary outlines probability. Some topics reviewed are sample space, independent events, conditional probability, and theoretical probability. The resource consists of definitions, notes, and examples.
CK-12 Foundation
Ck 12: Probability: Complement Rule for Probability
[Free Registration/Login may be required to access all resource tools.] Have you ever thought about how one event is connected to another event? Take a look at this dilemma.
Interactive Mathematics
Interactive Mathematics: Probability and Statistics
Mini lessons are provided for learning concepts in the world of probability and statistics. Topics include counting and probability, permutations, combinations, independent and dependent events, and distributions. Links to online...
Brown University
Brown University: Seeing Theory
This resource provides interactive visualizations of probability concepts. Covers basic probability, compound probability, probability distributions, frequentist inference, Bayesian inference, and regression analysis. The authors are...
Richland Community College
Richland Community College: Introduction to Probability
This site from Richland Community College provides an overview of probability including a list of probability rules. Several examples using dice are included.
CK-12 Foundation
Ck 12: Probability: Venn Diagrams Grades 10 12
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to use Venn diagrams to solve probability problems.
Shodor Education Foundation
Shodor Interactivate: Marbles
Students learn about sampling with and without replacement by simulating marbles being drawn out of a bag. Settings can be altered to explore conditional probability.
Texas Instruments
Texas Instruments: Numb3 Rs: Judgement Call: Filtering Suspects
This brief activity clarifies to use Bayes' Rule and conditional probability to narrow down searches. Students then have the opportunity to calculate some conditional probabilities using the same technique. Graphing calculator technology...
Shodor Education Foundation
Shodor Interactivate: Two Colors
Young scholars investigate conditional probability. This activity allows the user to simulate pulling red and green balls out of boxes. Teacher resources are included.
Texas Instruments
Texas Instruments: Numb3 Rs: A Mathematics Sampler
Based off of the hit television show NUMB3RS, this lesson introduces students to the notion of conditional probability, by having them consider a jar of various colored gumballs. The lesson makes brief use of the Probability Simulator on...
Texas Instruments
Texas Instruments: Numb3 Rs: How Reliable Is the Test?
Based off of the hit television show NUMB3RS, this lesson shows students how conditional probability can be used in the real world and can, in fact, impact them. The lesson is framed around drug users and drug tests (namely, steroids)....
Texas Instruments
Texas Instruments: Numb3 Rs: Filtering Suspects
Based off of the hit television show NUMB3RS, this lesson introduces students to the concept of conditional probability (with a couple of references to Bayesian filtering). The lesson is framed in the context of a series of suspects who...
TED Talks
Ted: Ted Ed: Can You Solve the Frog Riddle?
You're stranded in a rainforest, and you've eaten a poisonous mushroom. To save your life, you need an antidote excreted by a certain species of frog. Unfortunately, only the female frog produces the antidote. The male and female look...
Illustrative Mathematics
Illustrative Mathematics: S cp.a.3: Lucky Envelopes
This task builds on prior knowledge and understanding of conditional probability, and introduces the concept of independence of events. Multi-colored envelopes are required in this activity. Aligns with S-CP.A.3.
Illustrative Mathematics
Illustrative Mathematics: S Cp Breakfast Before School
On school days, Janelle sometimes eats breakfast and sometimes does not. After studying probability for a few days, Janelle says, "The events 'I eat breakfast' and 'I am late for school' are independent." Explain what this means in terms...
Texas Instruments
Texas Instruments: Numb3 Rs: Are You Sure?
Based off of the hit television show NUMB3RS, this lesson introduces students to the concept of decision (or probability) trees. The lesson is framed in the context of drawing aces from a deck of cards, and in predicting bomb threats...
Illustrative Mathematics
Illustrative Mathematics: S cp.b.7: Coffee at Mom's Diner
This task assesses a student's ability to use the addition rule to compute a probability and to interpret a probability in context of a coffee shop. Aligns with S-CP.B.7.
Illustrative Mathematics
Illustrative Mathematics: S Cp: False Positive Test Results
A certain test for mononucleosis has a 99% chance of correctly diagnosing a patient with mononucleosis and a 5% chance of misdiagnosing a patient who does not have the infection. Suppose the test is given to a group where 1% of the...