explain [Verb] + mr [Noun]

Strength Strength Dispersion
A:
147
CHISQ:
62.89
AWT:
1,363,757
TTEST:
5.74
G2:
50.99
FAWT:
39.86
MI:
0.93
LOGLOG:
6.66
JD:
0.8
MI3:
15.32
DICE:
0.42
RANGE: