Source | Sum of squares | df | Mean Square | F value | P value |
---|---|---|---|---|---|
Model | 11,592.18 | 14 | 828.01 | 2.22 | 0.0397a |
X1-Conc | 594.02 | 1 | 594.02 | 1.59 | 0.2185b |
X2-pH | 1972.91 | 1 | 1972.91 | 5.29 | 0.0301a |
X3-Dosage | 49.31 | 1 | 49.31 | 0.1322 | 0.7192b |
X4-Temp | 750.4 | 1 | 750.4 | 2.01 | 0.1684b |
X1X2 | 870.25 | 1 | 870.25 | 2.33 | 0.1391b |
X1X3 | 244.92 | 1 | 244.92 | 0.6569 | 0.4253b |
X1X4 | 132.25 | 1 | 132.25 | 0.3547 | 0.5568b |
X2X3 | 142.8 | 1 | 142.8 | 0.383 | 0.5416b |
X2X4 | 3819.24 | 1 | 3819.24 | 10.24 | 0.0037a |
X3X4 | 1572.12 | 1 | 1572.12 | 4.22 | 0.0506b |
X12 | 529.68 | 1 | 529.68 | 1.42 | 0.2445b |
X22 | 0.0999 | 1 | 0.0999 | 0.0003 | 0.9871b |
X32 | 815.59 | 1 | 815.59 | 2.19 | 0.1516b |
X42 | 159.1 | 1 | 159.1 | 0.4267 | 0.5196b |
Residual | 9321.53 | 25 | 372.86 | Â | Â |
Lack of fit | 3318.79 | 10 | 331.88 | 0.8293 | 0.6089b |
Pure error | 6002.75 | 15 | 400.18 | Â | Â |
Cor total | 20,913.72 | 39 | Â | Â | Â |