| Source |
Coefficient of estimation |
Sum of squares |
DF |
Mean squares |
f-value |
p-value
prob>f |
| Model |
18.49 |
935.87 |
9 |
103.99 |
11.35 |
<0.0001* |
| X1 |
1.84 |
92.16 |
1 |
92.16 |
10.06 |
0.0048 |
| X2 |
4.99 |
680.11 |
1 |
680.11 |
74.26 |
<0.0002 |
| X3 |
1.34 |
49.34 |
1 |
49.34 |
5.39 |
0.0310 |
| X12 |
-1.95 |
45.85 |
1 |
48.85 |
5.01 |
0.0368 |
| X12 |
-0.56 |
3.80 |
1 |
3.80 |
0.42 |
0.5266 |
| X12 |
0.13 |
0.19 |
1 |
0.19 |
0.021 |
0.8869 |
| X1 X2 |
-1.11 |
19.68 |
1 |
19.68 |
2.15 |
0.1583 |
| X1 X3 |
-0.062 |
0.062 |
1 |
0.062 |
6.811E-003 |
0.9350 |
| X2 X3 |
0.90 |
13.06 |
1 |
13.06 |
1.43 |
0.2464 |
| Residual |
|
183.17 |
20 |
9.16 |
|
|
| Lack of Fit |
|
156.13 |
5 |
31.23 |
17.32 |
<0.0001* |
| Pure error |
|
27.04 |
15 |
1.80 |
|
|
| Corrected Total |
|
1119.04 |
29 |
|
|
|
| Std. Dev |
|
3.03 |
|
|
|
|
| R2 |
|
0.8363 |
|
|
|
|
| Adj R2 |
|
0.7627 |
|
|
|
|
| Pred. R2 |
|
0.6312 |
|
|
|
|
| Adeq. Precision |
|
10.088 |
|
|
|
|
| CV% |
|
18.54 |
|
|
|
|
DF – Degrees of Freedom *- 5% level of significant |
