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Kruskal-Wallis

Kruskal-Wallis. HypothesesHo : the k distributions are identicalH1 : not all distributions are the sameOrHo : there is no difference among the k groups with respect to yH1 : at least one of the k groups of x differs from the other with respect to y. Kruskal-Wallis. Critical Valuea = %d. f. =

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Kruskal-Wallis

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    1. Kruskal-Wallis H test

    2. Kruskal-Wallis Hypotheses Ho : the k distributions are identical H1 : not all distributions are the same Or Ho : there is no difference among the k groups with respect to y H1 : at least one of the k groups of x differs from the other with respect to y

    3. Kruskal-Wallis Critical Value a = % d. f. = k – 1 Where k = number of groups being compared The statistic follows the chi-squared distribution.

    4. Kruskal-Wallis Test Statistic

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