much-needed [Adjective] + improvement [Noun]

Strength Strength Dispersion
A:
4
CHISQ:
125.14
AWT:
16,407,633
TTEST:
1.94
G2:
27.53
FAWT:
3.31
MI:
5.05
LOGLOG:
10.11
JD:
0.51
MI3:
9.05
DICE:
0.12
RANGE: