Table 2.
Analysis of variance.
| Source | Sum of Squares | Df | Mean Square | F- value | p- value | Significance |
|---|---|---|---|---|---|---|
| Model | 75.47 | 14 | 5.39 | 10.62 | < 0.0001 | ** |
| A | 0.1365 | 1 | 0.1365 | 0.2689 | 0.6122 | |
| B | 0.5896 | 1 | 0.5896 | 1.16 | 0.2994 | |
| C | 0.0290 | 1 | 0.0290 | 0.0571 | 0.8146 | |
| D | 3.53 | 1 | 3.53 | 6.96 | 0.0195 | * |
| AB | 0.0256 | 1 | 0.0256 | 0.0504 | 0.8256 | |
| AC | 0.4356 | 1 | 0.4356 | 0.8579 | 0.3700 | |
| AD | 0.6400 | 1 | 0.6400 | 1.26 | 0.2804 | |
| BC | 0.4096 | 1 | 0.4096 | 0.8067 | 0.3843 | |
| BD | 0.0961 | 1 | 0.0961 | 0.1893 | 0.6702 | |
| CD | 9.89 | 1 | 9.89 | 19.48 | 0.0006 | ** |
| A2 | 20.03 | 1 | 20.03 | 39.44 | < 0.0001 | ** |
| B2 | 2.35 | 1 | 2.35 | 4.63 | 0.0493 | * |
| C2 | 25.13 | 1 | 25.13 | 49.49 | < 0.0001 | ** |
| D2 | 35.77 | 1 | 35.77 | 70.45 | < 0.0001 | ** |
| Residual | 7.11 | 14 | 0.5078 | |||
| Lack of fit | 3.00 | 10 | 0.3003 | 0.2926 | 0.9477 | |
| Pure error | 4.11 | 4 | 1.03 | |||
| Cor total | 82.57 | 28 |
*Indicates significant differences (p < 0.05). **Indicates extremely significant differences (p < 0.01).