Introduction to Friedman's Analysis of Variance by Ranks

This video is an introduction to Friedman’s ANOVA, including a description of how it is used, its elements, and the assumptions data must meet to be analyzed by the test. Friedman’s ANOVA (Friedman’s test) is a nonparametric alternative to one-way analysis of variance (ANOVA). The assumptions of Friedman’s ANOVA are reviewed.