| Source |
Coefficient Estimate |
Sum
of squares |
Df |
F-value |
P-value
Prob>F |
| Intercept(β0) |
0.30 |
|
|
|
|
| Model |
|
0.28 |
5 |
3.61 |
0.0620** |
| X1(β1) |
-0.010 |
0.00062 |
1 |
0.04 |
0.8471** |
| X2(β2) |
-0.010 |
0.23 |
1 |
4.53 |
0.0708** |
| X1 X2(β3) |
-0.0055 |
0.000121 |
1 |
0.000823 |
0.9320** |
| X12(β4) |
0.078 |
0.017 |
1 |
1.08 |
0.3323** |
| X22(β5) |
0.21 |
0.13 |
1 |
8.17 |
0.0244* |
*Significant; ** not significant; lack of fit is significant at P value >0.05 |
