Statistics - Demonstrations & Tutorials  Statistics - Very generally, the branch of mathematics, pure and applied, which deals with collecting, classifying and analyzing data.

### Demonstrations and Tutorials...

An Excellent Demonstration of the use of the Chi Square Test for Analyzing Contingency Tables. -  Using one of several pre-loaded sample datasets, you specify the variables to be cross-tabbed; the program then generates a detailed analysis, from which you can interactively explore the effects of merging rows and/or columns in the table. 5/5  Student
Interactive JavaScript Quizes on using SPSS and Interpretation of Results. - Also contains other SPSS-related resources.  4/5
Java Demos for Probability and Statistics   3/5  Student
Linear regression / Correlation Demonstration - Click a bunch of points onto the screen; as you enter each one, the computer immediately computes and displays an adjusted regression line (with equation and correlation coefficient)  3/5
Longitudinal Research in Social Sciences Q Technique Presentation - By the University of Western Ontario. Part lecture presentation 4/5 Student
Monte-Carlo p vs Sample Size Simulation for Survey Questionnaire Results - With graphical output   3/5
Probability by Surprise - A set of interactive applets: The Birthday Problem, Say Red, The Collector, Banach's Matchbox Problem, The Matching Problem, The IID Sequence, Polya's Urn as a restaurant choice, Random Scatter, Traffic jams, Visualizing Probabilities, Building a Probability Tree, Two-dimensional densities with Conditional Probabilities. Also contains class notes for the Introduction to Probability class currently taught at Stanford using these, and other web-resources. 3/5   Student
Random Number Generation -Good introduction 2/5 Student
Seeing Statistics - By Gary McClelland -- an online textbook containing many animated (Java) demonstrations. A tour, and part of the complete book, is available free.  4/5
Simulation of Various Sampling Distributions  3/5
Statistical Sampling Page - How To Use Statistical Sampling Introduction The following sections describe the uses and applications of basic sampling plans 3/5
Statistics Tutorials These briefly explain the use and interpretation of standard statistical analysis techniques, using the WINKS program from TexaSoft. Tutorials include:  4/5
VESTAC - Large collection of Java applets for visualizing statistical concepts (regression, ANOVA, hypothesis tests, all kinds of distributions...) developed at the Catholic University of Leuven in Belgium.  4/5  Student

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