Application of Response Surface Methodology for Optimizing Arginine Deiminase Production Medium for Enterococcus faecium sp. GR7

Table 4

Model fit summary for ADI specific activity.

Source	Sum of squares	Degree of freedom	Mean square	F value	P value	Prob > F
Mean versus total	38.20	1	38.20
Linear versus mean	11.90	3	3.97	2.50	0.0963
2FI versus linear	16.47	3	5.49	8.02	0.0028	Suggested
Quadratic versus 2FI	4.22	3	1.41	3.01	0.0811	Suggested
Cubic versus quadratic	1.81	4	0.45	0.95	0.4966	Aliased
Residual	2.86	6	0.48
Total	75.46	20	3.77