impromptu [Adjective] + concert [Noun]

Strength Strength Dispersion
A:
3
CHISQ:
109.44
AWT:
21,860,675
TTEST:
1.69
G2:
23.65
FAWT:
2.49
MI:
5.26
LOGLOG:
8.34
JD:
0.43
MI3:
8.43
DICE:
0.22
RANGE: