Table 4.
Statistical results of regression analysis.
| Source | Sum of | df | Mean | F Value | P Value |
|---|---|---|---|---|---|
| Squares | Squares | Prob > F | |||
| Model | 1400.43 | 9 | 155.60 | 154.33 | <0.0001 |
| X1 | 2.66 | 1 | 2.66 | 2.63 | 0.1486 |
| X2 | 431.59 | 1 | 431.59 | 428.05 | <0.0001 |
| X3 | 30.38 | 1 | 30.38 | 30.13 | 0.0009 |
| X1X2 | 1.44 | 1 | 1.44 | 1.43 | 0.2710 |
| X1X3 | 79.83 | 1 | 79.83 | 79.18 | <0.0001 |
| X2X3 | 0.50 | 1 | 0.50 | 0.50 | 0.5024 |
| X12 | 181.29 | 1 | 181.29 | 179.8 | <0.0001 |
| X22 | 73.72 | 1 | 73.72 | 73.11 | <0.0001 |
| X32 | 525.04 | 1 | 525.04 | 520.73 | <0.0001 |
| Residual | 7.06 | 7 | 1.01 | - | - |
| Lack of Fit | 5.45 | 3 | 1.82 | 4.51 | 0.0899 |
| Pure Error | 1.61 | 4 | 0.40 | - | - |
| Cor Total | 1407.49 | 16 | - | - | - |