Table 1.

Two-level assessment for each factor and the calculated effects on responses.

Factors	Low Level	High Level	Tm Effects	Released Q Effects	Hm Effects
P (MPa)	15	30	−0.44	0.59	−0.61
T (K)	308	333	−2.02	0.90	−1.90
Dr (MPa min−1)	0.10	20	1.31	−0.75	1.42