Optimization of Milk-Based Medium for Efficient Cultivation of Bifidobacterium pseudocatenulatum G4 Using Face-Centered Central Composite-Response Surface Methodology

Table 2

ANOVA results of the first-order model for 2³ full factorial design.

Source of variation or factors	DF^a	Sum of squares	Mean square	𝐹 or 𝑡 value	𝑃 value
Model^b	7	10.75	1.54	14.09	0.0112
Curvature	7	0.43	0.43	0.071	0.1182
Pure error	4	0.44	0.11	3.94
Correlation total	12	11.61

aDF: degree of freedom.
^b𝑅²: 96.10%.
Significant at 𝛼=0.05.