Table 2.
ANOVA of the regression model for DBP degradation by P. megaterium P-7.
| Source | Sum of squares | Degrees of freedom | Mean square | F-value | p-value |
|---|---|---|---|---|---|
| Model | 316.43 | 9 | 35.16 | 6.81 | 0.024* |
| A | 7.7 | 1 | 7.7 | 1.49 | 0.2764 |
| B | 0.0673 | 1 | 0.0673 | 0.013 | 0.9136 |
| C | 26.4 | 1 | 26.4 | 5.11 | 0.0733 |
| AB | 3.4 | 1 | 3.4 | 0.6587 | 0.4539 |
| AC | 70.23 | 1 | 70.23 | 13.6 | 0.0142* |
| BC | 2.57 | 1 | 2.57 | 0.4985 | 0.5117 |
| A2 | 89.41 | 1 | 89.41 | 17.31 | 0.0088** |
| B2 | 91.19 | 1 | 91.19 | 17.66 | 0.0085** |
| C2 | 56.51 | 1 | 56.51 | 10.94 | 0.0213* |
| Residual | 25.82 | 5 | 5.16 | ||
| Lack of fit | 18.87 | 3 | 6.29 | 1.81 | 0.3755 |
| Pure error | 6.96 | 2 | 3.48 | ||
| Total | 342.25 | 14 |
R2 = 0.9246 R2Adj = 0.7888.
A: beef extract; B: sucrose; C: Fe2+. The symbol (*) means the model terms are significant (p < 0.05).