This page explores Benford's law and the Pareto Principle (or 80/20 rule). Benford's law may also have a wider meaning if the digits it evaluates are considered ranks or places. The digit's probability of occurring...
Created by David C. Howell of the University of Vermont, this example is designed to test whether religiosity is correlated with optimism. The page describes the study, has a link to the data set, and describes the...
Created by Illuminations: Resources for Teaching Mathematics, this unit plan contains four lessons in which students will make a conjecture, conduct an experiment, analyze the data, and work to a conclusion using...
Created by Illuminations: Resources for Teaching Mathematics, this activity explores the dynamics of a sound wave produced by a string instrument using simulation. A simplified physical model highlights important...
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