American Statistical Association Information on statistics and the statistics profession.

Mary Parker's Central Limit Illustrations A variety of distributions together with sampling distributions for means of samples of varying sizes.

Mary Parker's list of Java Applets Culled from various sources and arranged to supplement a beginning statistics class.

Todd Ogden's list of Statistical Applets.

Confidence Interval Simulation Samples are taken and the resulting confidence intervals classified as a "catch" or "miss" accordingly as they contain or do not contain the true mean.

UT VIrtual Statistics Community  "An interdisciplinary network of statistically-minded faculty and graduate students. The communityprovides services for both neophytes and experts, creating a forum for researchers to find statistical resources, meet other statistical and methodological thinkers, and form research partnerships."

Java Applets for Power and Sample Size Includes applets for CI for one proportion, Test of one proportion,  Test comparing two proportions,  CI for one mean, One-sample t test (or paired t), Two-sample t test (pooled or Satterthwaite), Balanced ANOVA (any model). Applets include sliders (convertible to number-entry fields) for varying parameters, and a simple provision for graphing one variable against another. Also has references to relevant articles and links to related sites.