If the sample sizes in each group are more than five,the Kruskal-Wallis rank test statistic can be approximated by a standardised normal distribution.

Name: If the sample sizes in each group are more than five,the Kruskal-Wallis rank test statistic can be approximated by a standardised normal distribution.
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Quizplus · Accepted Answer

The Kruskal-Wallis rank test statistic is approximated by a chi-squared distribution, not a standardised normal distribution, when the sample sizes are large.

If the Sample Sizes in Each Group Are More Than