purchase [Noun] + essential [Adjective]

Strength Strength Dispersion
A:
17
CHISQ:
56.63
AWT:
6,784,260
TTEST:
3.32
G2:
31.62
FAWT:
8.01
MI:
2.36
LOGLOG:
9.65
JD:
0.76
MI3:
10.53
DICE:
0.27
RANGE: