Table 2.

Experimental data with coded and actual values of variables and levels.

Experiment	Factors		Actual Responses		Predicted Responses
	OE concentration	Plasticizer	DPPH	Total Phenols	DPPH	Total Phenols
	(%)	(%)	(mg Trolox/g of Sample)	(mg GAE/g of Sample)	(mg Trolox/g of Sample)	(mg GAE/g of Sample)
1	5	20	0.355	1.303	0.331	1.28
2	10	20	0.854	2.034	0.858	1.94
3	5	50	0.357	0.977	0.416	0.976
4	10	50	0.212	1.525	0.298	1.453
5	3.96	35	0.456	0.945	0.445	0.942
6	11.04	35	0.787	1.648	0.735	1.746
7	7.5	13.79	0.502	1.696	0.529	1.759
8	7.5	56.21	0.283	1.168	0.194	1.2
9	7.5	35	0.489	1.341	0.509	1.427
10	7.5	35	0.56	1.525	0.509	1.427
11	7.5	35	0.479	1.339	0.509	1.427
12	7.5	35	0.508	1.502	0.509	1.427