Scientific resources for item response theory approaches to measurement.
Calculators, plotters, and random number generators for pdf and cdf of the common continuous and discrete probability distributions.
A site about Parrando's paradox: alternating two losing games yield a winning game.
A free web-based service that offers instant random sampling and random assignment for researchers. Also has a user-friendly tutorial for students.
Well-organized, comprehensive list of web Statistics resources.
This site provides links to many pages with primary or secondary relevance to spatial statistics.
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.
A collection of experimental designs that a statistical practicioner may find useful.
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.
Information about statistics for genetic analysis.
Computers /
Algorithms /
Pseudorandom_Numbers
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