Table 2.

Design matrix for experiments.

Coded values					Actual values
Tests	GO	OP	SP	SO	GO (%)	OP (%)	SP (%)	SO (%)
1	1.00	−1.00	−1.00	−1.00	60.00	10.00	10.00	20.00
2	−1.00	−0.50	0.00	−1.00	20.00	40.00	20.00	20.00
3	−0.43	−0.68	−0.25	0.50	31.25	16.25	17.50	35.00
4	0.50	−1.00	0.00	−1.00	50.00	10.00	20.00	20.00
5	−1.00	0.00	−1.00	1.00	20.00	30.00	10.00	40.00
6	−1.00	−0.50	0.00	1.00	20.00	20.00	20.00	40.00
7	−0.73	−0.18	−0.75	0.50	25.25	26.25	12.50	35.00
8	−0.68	0.06	−0.25	−0.50	26.25	31.25	17.50	25.00
9	−0.37	−0.37	−0.50	0.00	32.50	22.50	15.00	30.00
10	0.06	−0.68	−0.25	−0.50	41.25	16.25	17, 50	25.00
11	−0.68	0.31	−0.75	−0.50	26.25	36.25	12.50	25.00
12	0.00	−1.00	−1.00	1.00	40.00	10.00	10.00	40.00
13	0.31	−0.68	−0,75	−0.50	46.25	16.25	12.50	25.00
14	−0.50	−1.00	0.00	1.00	30.00	10.00	20.00	40.00
15	−0.18	−0.68	−0.75	0.50	36.25	16.25	12.50	35.00
16	−0.68	−0.43	−0.25	0.50	26.25	21.25	17.50	35.00
17	−1.00	1.00	−1.00	−1.00	20.00	50.00	10.00	20.00

GO = groundnut oil; OP = olein palm; SP = stearin palm; SO = sesame oil.