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Kruskal–Wallis one-way analysis of variance

a nonparametric test for assessing whether the medians of multiple samples of ranked data are equal. It is an extension of the Mann–Whitney U test, which is conducted when there are only two independent samples. Also called Kruskal–Wallis test. [William Henry Kruskal (1919–2005) and Wilson Allen Wallis (1912–1998), U.S. statisticians]

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Psychology term of the day

November 22nd 2024

substitution hypothesis

substitution hypothesis

see alteration hypothesis.