Table 5.
ANOVA for Plackett-Burman design (selenium biotransformation response).
| Source | Sum of Squares | df | Mean Square | f -value |
p
-value
(Prob ˃ F) |
|---|---|---|---|---|---|
| Model | 7.94 E+006 | 4 | 1.98 E+006 | 61.7 | ˂0.0001 |
| Selenium concentration | 5.49 E+006 | 1 | 5.49 E+006 | 132.44 | ˂0.0001 |
| Temperature | 1.79 E+006 | 1 | 1.79 E+006 | 41.05 | ˂0.0001 |
| Glucose concentration | 3.70 E+005 | 1 | 3.70 E+005 | 6.33 | 0.0167 |
| Fermentation time | 2.90 E+005 | 1 | 2.90 E+005 | 8.53 | 0.0281 |
| Curvature | 7.30 E+005 | 1 | 7.30 E+005 | 13.44 | 0.0017 |
| Residual | 4.89 E+005 | 11 | 44427.78 | ||
| Lack of fit | 4.40 E+005 | 7 | 62970.05 | 6.25 | 0.0690 |
| Pure Error | 47915.20 | 4 | 11978.80 | ||
| Cor Total | 9.16 E+006 | 16 |