Wilcoxon Rank Sum Test (or Mann-Whitney) Test Purpose

    SPSS Note on Wilcoxon Rank Sum Test Interpret SPSS Output: The statistics for the test are in the following table. For Two-sided test: The two-sided p-values from both Asymptotic 2-tailed and Exact 2-tailed are 0.000. For one-sided test: The first table shows that the mean rank from Female is less than mean rank from male. This suggest the median from male is higher than median for female.

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