Kruskal Wallis test, SPSS, non-parametric test, post hoc test, parametric Nova test, statistically significant difference , medians of three or more independent groups, ranks, samples , not normally distributed, groups are independent, multiple comparison combination of the group, P-value, pair-wise, null hypothesis, alternative hypothesis, mean rank, degree of freedom, significance level, box plot,
COMPARING 3 GROUPS OR MORE
GROUPS ARE NOR NORAMALLY DISCTRIBUTED
DATA ARE NON PARAMETRIC
See also
Kruskal Wallis H test assumptions
https://youtu.be/Y0-1Oxi1GZs
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