Analysis of variance for biodiesel and glycerol yield for the developed model.
| Source | Sum of square | DF | Mean square | F value | P value |
|---|---|---|---|---|---|
| Biodiesel | Biodiesel | Biodiesel | Biodiesel | Biodiesel | |
| Model | 1467.13 | 14 | 104.79 | 477.58 | <0.0001 |
| A | 65.34 | 1 | 65.34 | 297.77 | <0.0001 |
| B | 469.05 | 1 | 469.05 | 2137.60 | <0.0001 |
| C | 113.10 | 1 | 113.10 | 515.43 | <0.0001 |
| D | 535.05 | 1 | 535.05 | 2438.42 | <0.0001 |
| AB | 0.46 | 1 | 0.46 | 2.13 | 0.1643 |
| AC | 0.47 | 1 | 0.47 | 2.16 | 0.1614 |
| AD | 0.64 | 1 | 0.64 | 2.91 | 0.1083 |
| BC | 0.00 | 1 | 0.00 | 0.03 | 0.8502 |
| BD | 7.29 | 1 | 7.29 | 33.22 | <0.0001 |
| CD | 9.45 | 1 | 9.45 | 43.09 | <0.0001 |
| A 2 | 249.36 | 1 | 249.36 | 1136.43 | <0.0001 |
| B 2 | 36.05 | 1 | 36.05 | 164.29 | <0.0001 |
| C 2 | 14.52 | 1 | 14.52 | 66.19 | <0.0001 |
| D 2 | 15.69 | 1 | 15.69 | 71.52 | <0.0001 |
| Residual | 3.29 | 15 | 0.21 | ||
| Lack of fit | 2.89 | 10 | 0.28 | 3.65 | 0.0827 |
| Pure error | 0.39 | 5 | 0.07 | ||
| Cor total | 1470.42 | 29 |