explain [Verb] + difficult [Adjective]

Strength Strength Dispersion
A:
141
CHISQ:
78.61
AWT:
1,150,546
TTEST:
6.14
G2:
61.44
FAWT:
47.25
MI:
1.05
LOGLOG:
7.5
JD:
0.9
MI3:
15.33
DICE:
0.71
RANGE: