From: Optimization of algal methyl esters using RSM and evaluation of biodiesel storage characteristics
Source | Sum of squares | df | Mean square | Fvalue | pvalue probability > F | |
---|---|---|---|---|---|---|
Model | 2,480.56 | 14 | 177.18 | 465.69 | <0.0001 | Significant |
A | 4.80 | 1 | 4.80 | 12.63 | 0.0029 | |
B | 32.00 | 1 | 32.00 | 84.10 | <0.0001 | |
C | 212.18 | 1 | 212.18 | 557.67 | <0.0001 | |
D | 68.84 | 1 | 68.84 | 180.92 | <0.0001 | |
AB | 41.60 | 1 | 41.60 | 109.34 | <0.0001 | |
AC | 79.21 | 1 | 79.21 | 208.19 | <0.0001 | |
AD | 27.04 | 1 | 27.04 | 71.07 | <0.0001 | |
BC | 33.64 | 1 | 33.64 | 88.42 | <0.0001 | |
BD | 1 | 0.026 | 0.8734 | |||
CD | 23.52 | 1 | 23.52 | 61.82 | <0.0001 | |
A2 | 36.28 | 1 | 36.28 | 69.08 | <0.0001 | |
B2 | 23.32 | 1 | 23.32 | 58.66 | <0.0001 | |
C2 | 206.85 | 1 | 206.85 | 543.65 | <0.0001 | |
D2 | 27.12 | 1 | 27.12 | 71.27 | <0.0001 | |
Residual | 5.71 | 15 | 0.38 | |||
Lack of fit | 3.37 | 10 | 0.34 | 0.72 | 0.6909 | Not significant |
Pure error | 2.33 | 5 | 0.47 | |||
Correlated total | 2,486.27 | 29 |