difficulty [Noun] + operating [Noun]

Strength Strength Dispersion
A:
3
CHISQ:
2.77
AWT:
35,471,006
TTEST:
-2.64
G2:
2.06
FAWT:
1.53
MI:
-1.34
LOGLOG:
-2.12
JD:
0.43
MI3:
1.83
DICE:
0.04
RANGE: