Table 3 Analysis of the variance of the regression model.
Source | The sum of squares | Degree of freedom | Mean square | F value | P | Prominence |
|---|---|---|---|---|---|---|
Model | 6.88 | 14 | 0.49 | 9.57 |  < 0.0001 | ** |
A | 1.20 | 1 | 1.20 | 23.42 | 0.0003 | ** |
B | 0.26 | 1 | 0.26 | 5.08 | 0.0407 | * |
C | 1.51 | 1 | 1.51 | 29.30 |  < 0.0001 | ** |
D | 0.42 | 1 | 0.42 | 8.14 | 0.0128 | * |
AB | 0.12 | 1 | 0.12 | 2.32 | 0.1502 | NS |
AC | 2.500E-003 | 1 | 2.500E-003 | 0.049 | 0.8286 | NS |
AD | 0.070 | 1 | 0.070 | 1.37 | 0.2619 | NS |
BC | 0.078 | 1 | 0.078 | 1.53 | 0.2370 | NS |
BD | 0.32 | 1 | 0.32 | 6.32 | 0.0247 | * |
CD | 4.225E-003 | 1 | 4.225E-003 | 0.082 | 0.7785 | NS |
A2 | 0.89 | 1 | 0.89 | 17.35 | 0.0010 | ** |
B2 | 0.71 | 1 | 0.71 | 13.92 | 0.0022 | ** |
C2 | 1.24 | 1 | 1.24 | 24.11 | 0.0002 | ** |
D2 | 1.59 | 1 | 1.59 | 31.03 |  < 0.0001 | ** |
Residual | 0.72 | 14 | 0.051 | Â | Â | Â |
Lost item | 0.61 | 10 | 0.061 | 2.29 | 0.2204 | NS |
Pure error | 0.11 | 4 | 0.027 | Â | Â | Â |
Sum total | 7.60 | 28 | Â | Â | Â | Â |