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What is the Mann-Whitney U test?

Author:Lengyel J.
on 21 Aug, 2007

Last edited by: Lengyel J. on 21 Aug, 2007
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In statistics, the Mann-Whitney U test (also called the Mann-Whitney-Wilcoxon (MWW), Wilcoxon rank-sum test, or Wilcoxon-Mann-Whitney test) is a non-parametric test for assessing whether two samples of observations come from the same distribution

 

http://en.wikipedia.org/wiki/Mann-Whitney_U

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