Mann Whitney U Test Critical Values. N 1 n 2 5 and our two sided level of significance α 0 05. Critical values for the wilcoxon mann whitney test u.
The critical value table does not use s. The mann whitney u test is a nonparametric test that allows two groups or conditions or treatments to be compared without making the assumption that values are normally distributed. Using n 1 6 and n 2 6 with a significance level of 05 the mann whitney u table tells us that the critical value is 5.
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We do not reject h 0 because 3 2. The critical value for a two tailed test with n1 17 n2 10 and alpha 05 is 45. The mann whitney u test is a nonparametric test that allows two groups or conditions or treatments to be compared without making the assumption that values are normally distributed. Obt is the lesser of the two calculated test statistics u 1 u 2.
