Statistical significance testing
These utilities can be used to undertake a variety of statistical significance tests.
- Statistical analysis of numeric data
- T-test or Wilcoxon signed rank test on paired data
- 2-sample t-test on summary data
- 1-sample t-test on summary data
- 1-sample test for mean or median compared to population estimate
- Z-test for a single sample proportion
- Z-test to compare 2 sample proportions
- Summary statistics for a 2 by 2 table
- Chi-squared test for r x c tables
- Chi-squared test from cross-tabulation of raw data
- Chi-squared test for homogeneity of a sample
- Chi-squared test for trend
- Mantel-Haenszel for stratified 2x2 tables
- McNemar's test for paired data