back-up [Noun] + disk [Noun]

Strength Strength Dispersion
A:
3
CHISQ:
13.16
AWT:
29,936,317
TTEST:
1.45
G2:
9.89
FAWT:
1.82
MI:
2.64
LOGLOG:
4.18
JD:
0.43
MI3:
5.81
DICE:
0.15
RANGE: