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McGraw Hill
Glencoe: Self Check Quizzes 2 Probability and Area Models
Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of area models and probability. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click...
Khan Academy
Khan Academy: Normal Distribution: Area Above or Below a Point
Use a z-table to find the probability of a particular measurement. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.
National Council of Teachers of Mathematics
Nctm: Figure This: Math Challenges for Families
Students, teachers, and parents alike will enjoy this challenging math site. It contains a clever brain teaser section plus creative problems related to algebra, geometry, measurement, numbers, statistics, and probability. A Spanish...