# Statistics

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- Statistical Science Web
- Hierarchical directory of resources of interest to statisticians with special attention to Australia.

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- Chance Database Welcome Page
- This data base contains materials designed help teach a Chance course or a more standard introductory probability or statistics course.

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- Interactive Statistical Calculations Page
- Collection of over 300 links to web pages that perform statistical calculations.

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- Latent Structure Analysis
- John Uebersax's resource for researchers interested in latent class analysis, latent trait analysis, item response models, tetrachoric and polychoric correlation and related latent structure models.

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- Research Randomizer
- A free web-based service that offers instant random sampling and random assignment for researchers. Also has a user-friendly tutorial for students.

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- Statistical Methods for Rater Agreement
- Resources for researchers who want to analyze data on agreement among raters or diagnostic methods. Includes raw agreement indices, kappa coefficient, weighted kappa, latent class and latent trait models, and tetrachoric and polychoric correlations.

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- Statistical Review
- Free formulae of rules for the expectation of mean, variance, covariance, correlation coefficient, proofs available for purchase.

- 10
- Statistics Every Writer Should Know
- Basic statistical concepts described in plain English. Designed for journalists or other beginners.

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- The Internet Glossary of Statistical Terms
- Glossary of terms organized according to learning order for those unfamiliar with the subject, and also an alphabetical list for already familiar with statistical procedure.

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- Virtual Laboratories in Probability and Statistics
- Interactive, web-based resources for students and teachers of probability and statistics.

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- Bayesian Belief Networks
- Online tutorial with an introduction to probability theory and to Bayesian belief networks.

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- Bayesian Inference for the Physical Sciences
- An annotated index for information on Bayesian inference for the physical sciences.

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- Biography of Reverend Thomas Bayes (1702-1761)
- Part of the University of St. Andrews History of Mathematics archive.

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- Probability Theory As Extended Logic
- A monumental online book by the late E. T. Jaynes on Bayesian inference. Also has a number of related articles by other authors.