Table 19: Summary result for cubic regression models on laboratories.
Model Summary |
|||||
R |
R Square |
Adjusted R Square |
Std. Error of the Estimate |
||
0.437 |
0.191 |
0.056 |
16.744 |
||
The independent variable is Serial No |
|||||
ANOVA |
|||||
|
Sum of Squares |
df |
Mean Square |
F |
Sig. |
Regression |
1190.891 |
3 |
396.964 |
1.416 |
0.271 |
Residual |
5046.381 |
18 |
280.355 |
|
|
Total |
6237.273 |
21 |
|
|
|
The independent variable is Serial No |
|||||
Coefficients |
|||||
|
Unstandardized Coefficients |
Standardized Coefficients |
t |
Sig. |
|
B |
Std. Error |
Beta |
|||
Serial No |
-3.941 |
6.298 |
-1.485 |
-0.626 |
0.539 |
Serial No ** 2 |
0.164 |
0.629 |
1.465 |
0.261 |
0.797 |
Serial No ** 3 |
-0.002 |
0.018 |
-0.343 |
-0.099 |
0.922 |
(Constant) |
33.014 |
17.106 |
|
1.930 |
0.070 |