are kruskal wallis wilcoxon signed wilcoxon signed rank test versus kruskal wallis test why does a wilcoxon signed rank test result inconsistently why is the wilcoxon rank test inconsistent what test are used for kruskal wallis? why is it inconsistent to use a wilcoxon signed rank test why is wilcoxon signed & kruskal wallis what are non parametric tests that aren't normally distributed? what test is used to compare the results of a pre and post study to test for the effectiveness of drugs? why is there inconsistent results in wilcoxon signed rank test why do kruskal wallis test results show different why does wilcoxon signed kr why does wilcoxon sign rank mean inconsistent results when comparing post-treatment treatments which rank of the test shows the greatest adversity is wilcoxon signed or kruskal wallis test inconsistent why is kruskal wallis test inconsistent what test is used to compare post treatment and pre treatment? why do wilcoxon signed rank tests have non significant differences when do kruskal wallis test show no significant difference why is the wilcoxon signed rank test inconsistent