General links to various online books and other resources for research, measurement, assessment, evaluation, and statistics

Against All Odds. The acclaimed series on Statistics, Against All Odds, done around
1990 by the Annenberg Foundation. This is a series of videos (and other
stuff) about different statistical topics.
The Research Methods Knowledge Base: An online research methods textbook, by William M.K.Trochim of Cornell University. Presented from a social sciences perspective, it includes material that is often negected in traditional introductory courses.
Air University Sampling and Surveying Handbook. A good introduction to survey sampling methods.
An Introduction to Mixed Effects Linear Models by Bob Baker of the University of Saskatchewan. The title on the main page is 'Basic principles of statistical analysis', but it is actually a nice treatment of mixed effects models.
Introduction to Monte Carlo Methods by the Computational Science Education Project.
Statistical Consulting News from the Cornell University Office of Statistical Consulting. An electronic newsletter that covers a variety of topics. Some newsletter titles are: Assessing Logistic Regression, Analysis of Complex Surveys, Tree-Based Regression Methods, and Bootstrap Estimation of Variability.
"SurfStat.Australia" by Keith Dear, PhD. (2004). An online text in introductory Statistics from the University of Newcastle.
"Visual Statistics with Multimedia" by David Krus (2004). An online test on elementary and advanced statistics.
The Psi Cafe: Introduction to Statistics. A great resource pointing to a multitude of articles on statistical concepts (scroll down to locate the list).
StatSoft. Statistics Textbook. Tulsa, OK: An online statistical text and software package.
Statistics on the web. List of statistical resources on the web. Compiled by Clay Helberg.
StatPages.Net The web pages listed here comprise a powerful, conveniently-accessible, multi-platform statistical software package. There are also links to online statistics books, tutorials, downloadable software, and related resources. All of these resources are freely accessible, once you can get onto the Internet.
Manuals for univariate and multivariate statistics. 1997, Revised 2008-04-23 by Craig A. Wendorf 
The General Linear Model. A lecture and demonstration on using dummy variables and regression analysis to compute an ANOVA, by David C. Howell (2002)
 
Regression Discontinuity Designs
Introduction to RD Designs (from the Research Methods Knowledge Base).
Analysis Requirements (from the Research Methods Knowledge Base).
 
 
Other Stuff
Articles on interpreting Cramer's V statistic
 
When to use Cramer's V

Phi vs Cramer's V

Basic rules for interpreting Chi-square tables.

 
SPSS Tutorials
 
 
SPSS tutorial from the University of Texas
 
Extensive SPSS Tutorial from DataStep Development
 
UCLA Resources to help you learn SPSS
 
Karl L. Wuensch's SPSS Lessons in univariate analysis
 
Updated turorial for SPSS 15.0

This site will show you how to download the SPSS 15.0 Tutorial.  This patch upgrades the existing SPSS 15.0 for Windows version 15.0 to fix the bugs found in the 15.0 that was originally released. (Submitted by Gail York).
 

Symbols and notation
 
Greek Alphabet
 
Greek Alphabet and Statistics
 
Statistical operations Primer on Summation Notation