Table 3.

Model summary statistics for regression analysis of responses Y1, Y2, and Y3 for data fitting data into various models.

Model	R2	Adjusted R2	Predicted R2	SD	CV %	Desirability
Response: Y1						0.958
Quadratic	0.9805	0.9554	0.8706	3.45	2.35
2FI	0.5886	0.3417	−0.9643	13.25
Linear	0.2245	0.0456	−0.5873	15.96
Response: Y2						0.958
Quadratic	0.9904	0.9780	0.9565	1.11	1.42
2FI	0.5934	0.3494	−0.5409	6.01
Linear	0.3668	0.2207	−0.1936	6.58
Response: Y3						0.958
Quadratic	0.9943	0.9870	0.9326	1.41	3.46
2FI	0.23391	−0.2174	−2.5687	13.70
Linear	0.1440	−0.0536	−0.7143	12.69