performs the Wilcoxon test on each pair, and does not control for the overall alpha level. This is the nonparametric version of the Each Pair, Student’s t option found on the Compare Means menu.
performs the SteelDwass test on each pair. This is the nonparametric version of the All Pairs, Tukey HSD option found on the Compare Means menu.
compares each level to a control level. This is the nonparametric version of the With Control, Dunnett’s option found on the Compare Means menu.

Prob>Z


Prob≥S


Prob≥SMean
