Statistical Optimization of Fermentation Process Parameters by Taguchi Orthogonal Array Design for Improved Bioethanol Production

Table 5

Analysis of variance for the responses of ethanol production.

Source	DF	Seq. SS	Adj. SS	Adj. MS	F	p
Recombinant GH5 cellulase	1	0.0000660	0.0000660	0.0000660	0.08	0.783
Recombinant GH43 hemicellulase	1	0.0000637	0.0000637	0.0000637	0.08	0.786
S. cerevisiae	1	0.0000000	0.0000000	0.0000000	0.00	0.996
C. shehatae	1	0.0002732	0.0002732	0.0002732	0.32	0.576
pH	1	0.0150152	0.0150152	0.0150152	17.85	0.001
Temp	1	0.0012587	0.0012587	0.0012587	1.50	0.237
Error	18	0.0151394	0.0151394	0.0008411
Total	24	0.0318162

DF: degrees of freedom, SS: sum of squares, and MS: mean of squares.