extreme [Adjective] + difficulty [Noun]

Strength Strength Dispersion
A:
22
CHISQ:
20.53
AWT:
5,212,461
TTEST:
2.84
G2:
16.26
FAWT:
10.43
MI:
1.34
LOGLOG:
5.99
JD:
0.81
MI3:
10.26
DICE:
0.27
RANGE: