Table 2.
Analysis of variance of CO activity versus glucose, yeast extract, malt extract, and CaCO3.
| Source | DF | Adj. SS | Adj. MS | F-value | p value |
|---|---|---|---|---|---|
| Model | 4 | 223.723 | 55.931 | 101.06 | 0.000 |
| Linear | 4 | 223.723 | 55.931 | 101.06 | 0.000 |
| Glucose (X1) | 1 | 156.942 | 156.942 | 283.56 | 0.000 |
| Yeast extract (X2) | 1 | 57.628 | 57.628 | 104.12 | 0.000 |
| Malt extract (X3) | 1 | 3.524 | 3.524 | 6.37 | 0.040 |
| CaCO3 (X4) | 1 | 5.629 | 5.629 | 10.17 | 0.015 |
| Residual error | 7 | 3.874 | 0.553 | ||
| Lack-of-fit | 6 | 3.874 | 0.646 | ||
| Pure error | 1 | 0.000 | 0.000 | ||
| Corrected total | 11 | 227.597 | |||
| Model summary | S | R-seq. | R-seq. (Adjusted) | R-seq. (Predicted) | |
| 0.743952 | 98.30% | 97.33% | 95.00% |