wales [Noun] + coalfield [Noun]

Strength Strength Dispersion
A:
14
CHISQ:
254.94
AWT:
15,713,483
TTEST:
3.56
G2:
64.04
FAWT:
3.46
MI:
4.33
LOGLOG:
16.49
JD:
0.59
MI3:
11.94
DICE:
0.29
RANGE: