Table 2: ANOVA analysis of reduced cubic model.

SourceSum of squaresDFMean square valueProb >

Model6489.2211589.934.990.0154Significant
7.0317.030.059
265.651265.652.25
601.291601.295.09
0.06110.061
1262.811262.810.68
45.34145.340.38
271.671271.672.3
1012.9711012.978.57
215.651215.651.82
804.191804.196.8
568.141568.144.81
Residual945.578118.2
Lack of fit234.22378.070.550.6705not significant
Pure error711.345142.27
Cor total7434.7919

: Moisture content ( ); : oil content ( ); : time ( ).
-squared = 0.8728; Adj -squared = 0.8044.