Encyclopedia > M > Mann-Whitney U
Mann-Whitney U
In statistics, the Mann-Whitney U test is a non-parametric test for assessing whether the medians between two samples of observations are the same. The null hypothesis is that the two samples are drawn from a single population, and therefore that the medians are equal.
Information are taken from Wikipedia, the open encyclopedia, to which contribute many volunteers from around the whole world. Texts are available under the following conditions GNU Free Documentation License.
Encyklopedie (cz) Encyklopédia (sk) Enzyklopädie (de)