Library

StatsTest Blog

Experimental design, data analysis, and statistical tooling for modern teams. No hype, just the math.

StatsTest
Multi-Group ComparisonsJan 26New

Heteroskedastic Groups: When Variances Differ and What to Do About It

How to handle multi-group comparisons when variances are unequal. Covers Welch's ANOVA, Games-Howell post-hoc, and why this matters more than non-normality.