Hypothesis Tests
Wilcoxon Signed-Rank Test
Nonparametric alternative to the paired t-test.
Nonparametric alternative to the paired t-test - use it when the paired differences aren't approximately normal.
Both lists must be in matching order and the same length - one value per pair. Zero differences are dropped automatically.
Related hypothesis tests
One-Sample T-TestCompare a sample mean to a hypothesized population mean.Independent Two-Sample T-TestCompare the means of two independent groups (Welch's or pooled).Paired Samples T-TestCompare two matched/repeated measurements from the same subjects.One-Sample Z-TestTest a sample mean against a population mean with a known σ.