Contact Details

Telephone

650.804.2884

Electronic mail

info@RavenAnalytics.com

Fax

206.282.7930

Mailing Address

2117 W. Ruffner St.
Seattle, WA 98199
USA

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Links

Andrew Gelman's webpage and blog, author of

Electronic textbook by Statsoft

Structural Equation Modeling and Path Analysis by Ricka Stoelting, includes links to other sites

Some nice overviews of statistical topics

More overviews of statistical topics

Russ Lenth's Power and Sample Size Calculator - handles t-tests, proportions, and all ANOVA designs.

UCLA Dept. of Statistic's power calculator. Other calculators also available on that site.

Calculators at Duke University's institution of statistics and decision sciences. Contains contributions by many statisticians

GASP - Globally Accessible Statistical Procedures initiative. Contains links to a few online tools.

WebStat - Java-based online data analysis package. Free to use, but registration required.

WebMath - Contains over 100 math problem solvers

Calculator

VassarStats - contains a variety of calculators authored by Prof. Richard Lowry of Vassar College

EDGAR - Experimental Design Generator And Randomiser. Handles fairly simple designs.

WebDOE - Online interface for creating many types of experimental designs. Free, but registration required.

Dr. Robert C. Knodt's interactive statistical test selection page.

Statistical test selection at The Web Center for Social Research Methods.

Articles and tutorials on research methods at The Web Center for Social Research Methods.

Cox proportional hazards survival regression - John C. Pezzullo

Compare two survival distributions - John C. Pezzullo

Etiologic Predictive Value (EPV) calculator at Göteborg University, Sweden

S-News search page (Carnegie Mellon)

S-News search page (U. Washington, St. Louis)

Statlib for S-Plus

Combinatorics

Unix version of S+ documentation from Insightful

Comprehensive R Archive Network

Bioconductor - open source project for bioinformatics, contains many R packages

Omega Project for Statistical Computing - contains R packages

Rweb - a web interface to R (Montana State University's math department)

Javascript version of Rweb.

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