[Retracted] Quality Improvement and Robust Design Methods to a Pharmaceutical Research and Development

Table 4

Optimal settings under two models.

Design	Opt settings	Opt mean	Opt Std Dev
	𝑥^∗=[𝑥^∗1,𝑥^∗2,𝑥^∗3]	𝜇(𝑥^∗)	𝜎(𝑥^∗)
Model 1 based on (11)	[0.0000,0.6587,0.3413]	27.1974	6.9492
Model 2 based on (12)	[0.3332,0.3336,0.3333]	26.1309	5.6933