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  • Sufficient Statistics

    This page introduces the definition of sufficient statistics and gives two examples of the use of factorization to prove sufficiency.

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  • Games of Chance

    This online, interactive lesson on games of chance provides examples, exercises, and applets which include Poker, Poker dice, Chuck-a-Luck, Craps, Roulette, The Monty Hall Problem, lotteries, and Red and Black.

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  • Foundations

    This online, interactive lesson on foundations provides examples, exercises, and applets which review the algebra of sets and functions, general relations with special emphasis on equivalence relations and partial orders, and some basic combinatorial structures such as permuations and combinations.

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  • Statistics Glossary v1.1

    This site is a glossary of statisical terms searchable by topic or in alphabetical order. Topics include: Basic Definitions, Presenting Data, Sampling, Probability, Confidence Intervals, Hypothesis Testing, Paired Data, Correlation and Regression, Design of Experiments and ANOVA, Categorical Data, Non-parametric Methods, and Time Series Data.

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  • Linear Regression Calculator

    This is a virtual linear regression calculator. It allows students to enter data points, experiment with where the line of best fit might be, and then lets them see the correct line of best fit as well as the outliers. You can click through the introduction.

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  • Random variables

    This site gives an explanation, a definition and an example of random variables including discrete and continuous. It also defines a density curve.

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  • Mean and Variance of Random Variables

    This site gives an explanation, a definition and an example of mean and variance of random variables. Definitions and properties are also included.

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  • Categorical Data

    This site gives a definition and an example of categorical data. Topics include two-way tables, bar graphs, and segmented bar graphs.

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