Source Sum of squares d.f. Mean squares F-value p-value prob>F
Model 9.205×1017 2 4.603×1017 41.23 < 0.0001
T 7.426×1017 1 7.426×1017 66.53 < 0.0001
S 1.779×1017 1 1.779×1017 15.94 0.0025
Residual 1.116×1017 10 1.116×1016    
Lack of Fita 5.524×1016 6 9.207×1015 0.65 0.6951
Pure Error 5.637×1016 4 1.409×1015    
Total 1.032×1018 12      
aThe variation of the data around the fitted model.
Table 5: The results ofanalysis of variance for obtained model.