Table 4.
Optimum conditions for manufacturing process of the capsule type- fish roe analogs

Responses				Y (Sphericity, %)
Optimum conditions	X1	Coded value	-0.47
		Actual value (%)	1.66
	X2	Coded value	0.72
		Actual value (%)	1.86
	X3	Coded value	-0.07
		Actual value (%)	280
	X4	Coded value	0.39
		Actual value (%)	1.7
Predicted value of response Y				99.7
Experimental value of response Y				99.8±0.77

X₁, sodium alginate concentration (%,w/v); X₂, calcium chloride concentration (%,w/v); X₃, agitation speed of calcium chloride solution (rpm); X₄, dropping height (cm).