underlie [Verb] + mechanism [Noun]

Strength Strength Dispersion
A:
38
CHISQ:
3,096.84
AWT:
4,788,424
TTEST:
6.09
G2:
271.46
FAWT:
11.35
MI:
6.38
LOGLOG:
33.5
JD:
0.72
MI3:
16.88
DICE:
1.28
RANGE: