challenging [Adjective] + environment [Noun]

Strength Strength Dispersion
A:
5
CHISQ:
5.95
AWT:
21,215,219
TTEST:
1.45
G2:
6.22
FAWT:
2.56
MI:
1.5
LOGLOG:
3.49
JD:
0.56
MI3:
6.15
DICE:
0.07
RANGE: