Data Bases:

Data And Story Library
Fedstats: One Stop Shopping for Federal Statistics
Introductory Business Statistics Database

AssiStat  — A Windows-based software package that does automated calculation of 80 formulas useful in educational and psychological research, practice, and in measurement and statistics courses. 
Central Limit Theorem
CHANCE News
Do We Fear the Right Things?  —  David G. Myers discusses fear of terrorist attacks following the events of September 11, 2001.
A Guide to Statistical Computing Resources on the Internet
Introductory Business Statistics Database
Pitfalls of Data Analysis — A fairly long hypertext document, but it covers common problems encountered in analyzing data.  Lots of good tips. 
Psychological Research - Statisical Applets — This site, related to Vadum & Rankin's textbook, Psychological Research: Methods for Discovery and Validation includes programs, written in Java that can be used online for randomly assigning subjects to groups, random sampling, and doing basic statistical calculations.
Selecting Statistics — Not sure which statistical test to use?  Try Bill Trochim's online statistical advisor!  Answer the questions and it will lead you to an appropriate statistical test for your data. 
SPSS - Instructions and Examples — Instructions for the beginner. 
Statistical Concepts for the Behavioral Sciences
Statistical Assessment Service — The Statistical Assessment Service has taken on the job of looking "at the way that statistical and quantitative information and research are presented by the media, and works with journalists to help them convey this material more accurately and effectively."  STATS maintains an archive of the Vital STATS newsletter, running back to April, 1997, that includes many interesting articles.  STATS Spotlight offers some serious articles.  The Dubious Data Awards for 1995, 1996 and 1997, and the Fishiest Facts of 1996 offer hours of hilarious reading about the misuse of statistics. Newsclips offers more recent, and more serious, examples of mangled and misunderstood data. A MegaPsych GottaSee site
Statistics for Teachers
Statistics on the Web
The World-Wide Web Virtual Library: Statistics

Is the French paradox for real? — Do French men really avoid heart disease by drinking wine?  There might be another explanation — faulty data.
Family - page 4 - Politics and Statistics — Regression toward the mean — another fine contribution by David Likely, University of New Brunswick.
Zener Card ESP Test — You can participate in an ESP "experiment", and see how the study is progressing. 

Downloadable Interactive Statistics & Research Methods Textbooks:

Introductory Statistics: Concepts, Models, and Applications  — If you want to know more about statistics, and how to calculate statistics, how does an entire statistics textbook on the Web sound?  You can read it online, or download it if that better suits your needs.  And, it is free.  Dr. David W. Stockburger, at Southwest Missouri State University, is the author of this jewel of the Web.  A MegaPsych GottaSee site

Multivariate Statistics: Concepts, Models, and Applications — More from David W. Stockburger. 

Research Methods Knowledge Base — A comprehensive web-based textbook that addresses all of the topics in a typical introductory undergraduate or graduate course in social research methods, by William M. Trochim, at Cornell University.  A MegaPsych GottaSee site

Statistics Discussion Group(s):

STUDSTAT: A Discussion Group For Students of Statistics

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