“Independent samples” means that subsamples don't overlap: each observation belongs to only 1 subsample. “Between-subjects” tests are also known as “ independent samples” tests, such as the independent samples t-test. Note that the subpopulations are represented by subsamples -groups of observations indicated by some categorical variable. The best known example is a one-way ANOVA as illustrated below. a parameter (population mean, standard deviation or proportion) or.One-way ANOVA (means) Levene's test (variances)īetween-Subjects Tests - Quick Definitionīetween-subjects tests examine if 2+ subpopulations ![]() Independent samples t-test (means) Levene's test (variances) ![]() Kruskal-Wallis test (mean ranks) Median test for 2+ independent medians ![]() Mann-Whitney test (mean ranks) Median test for 2+ independent medians
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