Table 2 Experimental points of the central composite design and the experimental data of soft persimmon and milk mixture manufacture under different conditions based on the central composite design for response surface analysis

No.	X1	X2	X3	Variables
				Yield (g)	WAI	total phenolic compounds (μg/mL)
				1	120	30	7	3.71	0.71	246.39
2	120	45	12	5.52	0.75	290.66
3	90	60	7	7.37	0.65	268.52
4	90	30	7	2.42	0.72	275.35
5	120	60	7	4.99	0.60	272.62
6	105	45	12	5.91	0.65	248.85
7	120	30	17	2.74	0.72	269.34
8	120	60	17	6.36	0.57	270.98
9	90	60	17	6.33	0.6	293.11
10	105	45	12	5.78	0.65	261.97
11	105	60	12	6.04	0.69	267.70
12	105	45	17	6.29	0.63	275.08
13	90	45	12	8.03	0.64	274.26
14	105	45	7	7.44	0.65	255.68
15	105	30	12	2.25	0.67	243.93
16	90	30	17	2.17	0.59	292.3