Mann Whitney U Test

The video tutorial explains the Mann Whitney U test, a non-parametric test used to assess differences in ordinal data with an independent measures design. It provides an example using a directional hypothesis about gender differences in aggression scores. The tutorial details the formula components, data ranking, and calculation of U values. It concludes with interpreting results, highlighting the significance of findings and rejecting the null hypothesis.

How do you calculate the U value in the Mann Whitney U test?

What conclusion can be drawn if the U value is less than the critical value?