Table 6. Analysis of Variance of RSM for Basic Brown 1 (BB1).
| source | DF | adjusted sum of square | adjusted mean square | F-value | p-value | R2 | R2-adj | R2-pre |
|---|---|---|---|---|---|---|---|---|
| model | 9 | 3202.74 | 355.86 | 15.83 | 0.0001 | 91.44% | 88.04% | 83.31% |
| linear | 3 | 2708.21 | 902.74 | 40.16 | 0.0001 | |||
| X1 | 1 | 803.21 | 803.21 | 35.73 | 0.0001 | |||
| X2 | 1 | 1314.88 | 1314.88 | 58.5 | 0.0001 | |||
| X3 | 1 | 590.12 | 590.12 | 26.25 | 0.0001 | |||
| X1X1 | 1 | 120.87 | 120.87 | 5.38 | 0.0430 | |||
| X2X2 | 1 | 155.68 | 155.68 | 6.93 | 0.0250 | |||
| X3X3 | 1 | 102.72 | 102.72 | 4.57 | 0.0500 | |||
| X1X2 | 1 | 107.75 | 107.75 | 4.79 | 0.0500 | |||
| X1X3 | 1 | 10.72 | 10.720 | 0.48 | 0.5060 | |||
| X2X3 | 1 | 58.86 | 58.860 | 2.62 | 0.1370 | |||
| error | 10 | 224.77 | 22.480 | |||||
| lack of fit | 5 | 136.43 | 27.290 | 1.54 | 0.3230 | |||
| pure error | 5 | 88.34 | 17.670 | |||||
| total | 19 | 3427.52 |