Table 6.
Results of the regression analysis of the CCD.
| Source | Sum of squares | df | Mean square | F value | P value |
|---|---|---|---|---|---|
| Model | 1.108E + 007 | 9 | 1.231E + 006 | 9.76 | 0.0007 |
| A—moisture | 1.541E + 006 | 1 | 1.541E + 006 | 12.21 | 0.0058 |
| B—beef extract | 8.531E + 005 | 1 | 8.531E + 005 | 6.76 | 0.0265 |
| C—NaH2PO4 | 1.139E + 006 | 1 | 1.139E + 006 | 9.03 | 0.0132 |
| AB | 1.196E + 005 | 1 | 1.196E + 005 | 0.95 | 0.3533 |
| AC | 2.880E + 005 | 1 | 2.880E + 005 | 2.28 | 0.1618 |
| BC | 1012.50 | 1 | 1012.50 | 8.023E − 003 | 0.9304 |
| A 2 | 6.645E + 006 | 1 | 6.645E + 006 | 52.65 | <0.0001 |
| B 2 | 234.01 | 1 | 234.01 | 1.854E − 004 | 0.9665 |
| C 2 | 1.691E + 005 | 1 | 1.691E + 005 | 1.34 | 0.2739 |
| Residual | 1.262E + 006 | 10 | 1.262E + 005 | ||
| Lack of fit | 9.840E + 005 | 5 | 9.840E + 005 | 3.54 | 0.0958 |
| Pure error | 2.780E + 005 | 5 | 55596.57 | ||
| Cor total | 1.234E + 007 | 19 |