Development and validation of a medium for recombinant endo-β-1,4-xylanase production by Kluyveromyces lactis using a statistical experimental design

Table 3 Analysis of ANOVA regression model for recombinant xylanase activity

Source	Sum of squares	Mean square	F value	Confidence level %	95% CI low	95% CI high
Model	1,195.11	149.39	156.88	99.92
Casamino acid	238.97	238.97	250.94	99.95	−5.36	−3.57
CuSO₄∙5H₂O	225.07	225.07	236.35	99.94	3.43	5.23
MgSO₄∙7H₂O	223.17	223.17	234.36	99.94	−5.21	−3.42
Na₂SO₄	153.01	153.01	160.68	99.89	2.67	4.47
(NH4)₂SO₄	127.21	127.21	133.58	99.86	−4.15	−2.36
K₂SO₄	94.58	94.58	99.32	99.79	−3.70	−1.91
CaCl₂∙2H₂O	75.85	75.85	79.65	99.70	−3.41	−1.62
MnSO₄∙4H₂O	57.25	57.25	60.12	99.55	1.29	3.08
Residual	2.86	0.95
Cor Total	197.97

ISSN: 1869-2044