Research methods resources from the University of Denver. Good resource with links to sites with on-line databases for analysis, plots for examples and exercises, and on-line statistics textbooks.
On-line introductory statistics textbook. Also has good links to other online statistics resources. By David Lane, Rice University.
David Howell's (University of Vermont) statistics webpage which accompanies his textbook. Has good examples of statistical concepts.
Good online statistics textbook from the University of Newcastle
Tutorial on threats to internal validity in psychological research. From Athabasca University.
Discussion of correlation and regression. From faculty of Vassar.
Another dictionary of common statistics and methods terminology. By Valerie J. Easton & John H. McColl, Centre for Applied Statistics, Lancaster University.
Explanations and examples of different ways of, and statistics for, presenting data (i.e., central tendency, variability plots, graphs). From David C. Howell..
Contains the online version of the course notes for the short course, Exploratory and Graphical Methods of Data Analysis, offered through the Statistical Consulting Service at York University.
Gene Glass's introduction to quantitative methods course at Arizona State University. Good links, some exercises, and general statistics information.