Observables          

BA

TT

TR

CB

DP

RB

PB

Regression coefficient (a)          

0.33

6.5

0.644

0.02

−15.83

−8.166

−18.667

Coefficient of determination(r2)          

0.0001

0.122

0.063

0.001

0.18

0.058

0.223