Table 4.

Analysis of variance (ANOVA) for response surface quadratic model for the Streptokinase production

Source	Sum of Square	F-value	Prob > F
Model	315.22	25.31	0.0001
A-IPTG mM	21.66	1.74	0.2166
B-Expression Time (h)	816.6	65.56	0.0001
C-Cell Density (OD600)	480.63	38.59	0.0001
AB	11.52	0.92	0.3589
AC	11.05	0.89	0.3686
BC	11.04	0.89	0.3686
A2	73.71	5.92	0.0353
B2	219.82	17.65	0.0018
C2	1342.23	107.76	0.0001