Interesting links
Statistics sites
Statsoft A free online textbook which is very good, but it lacks example problems and data sets.
Vassar Stats This site does simple analyses, but also comes with an excellent on-line text book which is semi-interactive.
Rice Stats A mix of textbook, simulations, and practical advice.
Power calcs Software to do basic power calculations. It also explains them.
STEPS Excellent basic tutorials for beginners.