I.  "Popular" Statistical Tables  (in MS-Word format)
 

Random Numbers	Binomial	Poisson
Standard Normal Distribution	t values	Chi squared values
Durbin Watson Statistics	F values

II.  Critical Scores and Probability values:

Click here to open an Excel calculator that will generate critical scores for the standard normal (z), student's t, chi-squared and F distributions.  Click here to open a Java calculator that will generate either the critical scores or probability values for the standard normal (z), student's t, Chi squared and F distributions here (thanks to  John C. Pezzullo).
 

III.  Calculators for Random Numbers, Normal & Binomial Probabilities, Confidence Intervals, Sample Sizes, One Sample Tests, Two Sample Tests, ANOVA, & Correlation ( in MS-Excel format)