Coded variable | Variable | Coefficient estimate | T-value | P-value | Significance |
---|---|---|---|---|---|
Intercept | Constant | 3192.9 | 65.93 | 0.000 | *** |
A | medium volume | -384.9 | -7.85 | 0.001 | *** |
B | initial pH | 173.8 | 3.59 | 0.016 | * |
C | inoculum size | -81.8 | -1.69 | 0.152 | |
D | fermentation time | -14.9 | -0.31 | 0.771 | |
E | rotary speed | 59.6 | 1.23 | 0.273 | |
F | fermentation temperature | 248.6 | 5.13 | 0.004 | ** |