Online Web Statistical Calculators
.....for Categorical Data Analysis
Correlation: Pearson's product moment, Spearman's rho, Kendall's tau
with p-values
Log Rank Test for survival difference across groups
includes Kaplan-Meier survival analysis graph
Friedman test for correlated multiple samples
with follow-up post-hoc multiple comparison tests by the (1) Conover and (2) Nemenyi methods
Kruskal-Wallis rank sum test for independent multiple samples
with follow-up post-hoc multiple comparison tests by the (1) Conover (2) Dunn and (3) Nemenyi methods
Mann Whitney test (unpaired data) and Wilcoxon signed rank test (paired data)
Logit and Probit Regression
Fisher Test of Exact Count Data
McMemar's Test (McNemar's Chi-square test)
One-way ANOVA with post-hoc Tukey HSD Test
the original 1# statistica.mooo.com