Table 2.

Face-centered CCD with three levels of PLE parameters and experimentally observed values of investigated responses.

Run	Input Parameters						Responses
	X1: Temperature [°C]		X2: Extraction Time [min]		X3: Ethanol Concentration [%]		Y [%]	TP [g GAE/100 g]	DPPH [mM TE/g]	FRAP [mM Fe2+/g]	ABTS [mM TE/g]
1	1	170	−1	10	−1	30	28.21	6.2186	0.2824	0.8429	0.6011
2	0	150	0	20	0	45	23.46	5.4063	0.2733	0.7969	0.6011
3	1	170	1	30	1	60	27.33	6.6454	0.2914	0.9357	0.6391
4	−1	130	−1	10	−1	30	19.80	4.0400	0.2506	0.7156	0.5078
5	0	150	−1	10	0	45	21.68	4.5379	0.2605	0.7205	0.5186
6	1	170	1	30	−1	30	32.54	6.5480	0.2903	0.9327	0.6482
7	1	170	0	20	0	45	28.26	6.0240	0.2818	0.7975	0.6228
8	0	150	0	20	1	60	21.10	5.4924	0.2767	0.7969	0.5540
9	−1	130	1	30	1	60	18.56	4.7512	0.2561	0.6726	0.5005
10	0	150	0	20	−1	30	24.31	5.3090	0.2710	0.7532	0.5838
11	1	170	−1	10	1	60	23.61	5.2940	0.2773	0.8296	0.5494
12	−1	130	0	20	0	45	19.76	4.5154	0.2603	0.7532	0.4860
13	0	150	0	20	0	45	23.22	5.5935	0.2720	0.7623	0.5476
14	0	150	0	20	0	45	23.34	5.0657	0.2824	0.7872	0.5340
15	0	150	0	20	0	45	23.46	5.1967	0.2739	0.7841	0.5404
16	0	150	0	20	0	45	22.28	4.8972	0.2567	0.7726	0.4896
17	0	150	1	30	0	45	25.41	4.7438	0.2810	0.8163	0.5304
18	0	150	0	20	0	45	23.68	5.0657	0.2769	0.7865	0.4842
19	−1	130	−1	10	1	60	16.17	4.1336	0.2431	0.6962	0.4362
20	−1	130	1	30	−1	30	21.64	5.1218	0.2693	0.8029	0.4960