Mann-Whitney U Calculator
Calculate the Mann-Whitney U test statistic for comparing two independent samples. A non-parametric alternative to the independent t-test that does not assume normal distribution.
How to Use Mann-Whitney U Calculator
Enter comma or space-separated values for two independent samples. Select a significance level and click Calculate. The tool computes U statistics, z-score approximation, and determines statistical significance.
Step-by-Step Instructions
- Enter numeric values for Sample 1 (comma or space separated)
- Enter numeric values for Sample 2
- Select the significance level (alpha)
- Click Calculate to view U statistics and significance
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