Least Squares Fit

Effect Summary

SourceLogworthPValue
x112.049
0.00000
x38.777
0.00000
x28.734
0.00000
x1*x26.959
0.00000
x1*x16.585
0.00000
x2*x23.750
0.00018
x3*x33.519
0.00030
x1*x30.930
0.11750
x2*x30.177
0.66542


Response Viscosity_mPa_s

Whole Model

Actual by Predicted Plot






Parameter Estimates
TermEstimateStd Errort RatioProb>|t|
Intercept496.264632.333461212.67<.0001*
x145.2818242.14647121.10<.0001*
x2 -25.065742.146471 -11.68<.0001*
x322.7367972.14647110.59<.0001*
x1*x217.5618332.3998287.32<.0001*
x1*x34.1107962.3998281.710.1175
x2*x30.8661812.3998280.360.7257
x1*x120.0640494.0931614.900.0006*
x2*x222.323614.0931615.450.0003*
x3*x34.4798574.0931611.090.2994



Residual by Predicted Plot




x1

Leverage Plot


x2

Leverage Plot


x3

Leverage Plot


x1*x2

Leverage Plot


x1*x3

Leverage Plot


x2*x3

Leverage Plot


x1*x1

Leverage Plot


x2*x2

Leverage Plot


x3*x3

Leverage Plot




Response Acid_mgKOH_g

Whole Model

Actual by Predicted Plot






Parameter Estimates
TermEstimateStd Errort RatioProb>|t|
Intercept10.0466010.044868223.91<.0001*
x1 -1.8138840.041273 -43.95<.0001*
x2 -0.8382470.041273 -20.31<.0001*
x30.84687980.04127320.52<.0001*
x1*x20.61399260.04614413.31<.0001*
x1*x30.00431540.0461440.090.9273
x2*x3 -0.0205590.046144 -0.450.6654
x1*x10.95625070.07870412.15<.0001*
x2*x20.45486770.0787045.780.0002*
x3*x30.42481670.0787045.400.0003*



Residual by Predicted Plot




x1

Leverage Plot


x2

Leverage Plot


x3

Leverage Plot


x1*x2

Leverage Plot


x1*x3

Leverage Plot


x2*x3

Leverage Plot


x1*x1

Leverage Plot


x2*x2

Leverage Plot


x3*x3

Leverage Plot




Prediction Profiler