## PROBABILITY: High School

### Based on Massachusetts Curriculum Frameworks for Mathematics, pp. 59-62 Grades 8-12 Learning Standards

1. Probability Plaza -- Your one-stop center for lessons and activities in Probability - from introductory level to advanced! "This page is designed to teach students about probability in what we hope is a fun way. Within each of the first seven sections are various aspects of probability and combinatorics. The eighth and final section contains miscellaneous applets and interactive activities that tie together concepts from various lessons and conclude the learning experience."
2. BBC Math Guru - Probability
3. BBC Math Guru - Probability Distributions -- A super series of modules on probability, including: Random Events, Addition Laws, Conditional Probability, Independence, Two or More Events, Discrete Random Variables, Expected Value

4. Sample Spaces
5. Empirical Probability
6. Abstract Probability
7. Conditional Probability
8. Hyperstat Online - Probability -- Great probability lessons, including: Simple probability, Conditional probability, Probability of A and B, Probability of A or B, Binomial distribution. The site also has several useful links to other probability sites.
9. MathGoodies - Probability -- Over a dozen tutorials on probability, including Intro to Probability, Sample Spaces, Independent Events, Conditional Probability, and many more!
10. Math Help - Math for Morons Like Us -- from the great ThinkQuest site: "On this page we hope to clear up problems you might have with probability and things related to it, such as factorials and sigma notation. Click any of the links below or scroll down to better your understanding of probability.
11. Math Help - Probability Notebook -- Lessons and interactive practice with probability! The site includes a glossary of terms, and online quizzes.
12. Intro to Probability -- From the "Ask Dr. Math" FAQ files, an introduction to the topic of probability.
13. Introduction to Probability -- An overview and introduction to concepts in Probability.
14. Probability Solutions -- Learn about permutations and combinations here! Use the online helper application to make computations, and see a "mini-lesson" on probability!
15. Probability & Stats - Seeing is Believing -- A wonderfully organized site for students who want on-line math help! This site has lessons and examples for the following topics in probability & statistics : Probability Concepts, Random Variables, Discrete Probability Distributions, The Normal Distribution and Related Continuous Probability Distribution, Sampling Theory, Nonparametric Statistics.
16. Probability Interactive -- A series of interactive problems highlighting the fun and challenging world of probability, permutations and combinations! Puzzles and problems include: Monty Hall Dilemma, Three pancakes problem, Lewis Carroll's problem, Birthday Coincidence, Bertrand's Paradox, Bear cubs problem, Pauling's joke, Probability and Infinity, Simpson's paradox.
17. Probability in the Real World -- From the "Ask Dr. Math" FAQ files, a series of hypothetical scenarios from the "real world", and a discussion of probability in each scenario.

COUNTING PRINCIPLE, PERMUTATIONS & COMBINATIONS
Counting Principle: A series of sites with great information on the Fundamental Counting Principle!
18. Permutation, Combination & Counting Slide Show
19. Fundamental Counting Principle
20. Fundamental Counting Principle 2
21. Fundamental Counting Principle 3
22. Basic Counting Techniques

Permutations & Combinations: