Kruskal-Wallis One-Way Analysis of Variance is the nonparametric counterpart to the one-way ANOVA procedure in which the assumptions of normally distributed populations with equal variances are satisfied.

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The Kruskal-Wallis One-Way Analysis of Variance is indeed a nonparametric alternative to the one-way ANOVA, used when the assumptions of normality and equal variances are not met. It compares the medians from three or more independent samples to determine if at least one sample median differs from the others.

Kruskal-Wallis One-Way Analysis of Variance Is the Nonparametric Counterpart to the One-Way