Table 5 Checking statistical values for three models
Regression coefficients | t | Sig. | VIF | |
|---|---|---|---|---|
Model (1) | ||||
Constant | 599.849 | 24.549 | 0.000 | – |
f(+)n | 1492.671 ± 0.708 | 4.373 | 0.000 | 4.055 |
Model (2) | ||||
Constant | 654.775 | 14.650 | 0.000 | – |
f(+)n | 1760.252 ± 0.835 | 5.396 | 0.000 | 5.226 |
qH | − 177.214 ± 0.376 | − 2.372 | 0.029 | 1.010 |
Model (3) | ||||
Constant | 396.855 | 0.716 | 0.035 | – |
f(+)n | 1874.189 ± 0.889 | 5.782 | 0.000 | 4.067 |
qH | − 158.091 ± 0.328 | − 2.157 | 0.046 | 1.009 |
BOx | 169.801 ± 0.225 | 1.509 | 0.150 | 1.003 |