Trial X1 X2 X3 EC (%) PC (%) RED (%)
1 1:15 45 0.1 12.4 10.0 19.0
2 1:4.5 45 0.1 30.3 31.3 3.3
3 1:1.5 65 0.1 37.0 40.9 10.5
4 1:4.5 65 0.1 60.0 62. 3.6
5 1:1.5 45 0.3 52.6 48.9 6.9
6 1:4.5 45 0.3 65.2 70.2 7.7
7 1:1.5 65 0.3 80.4 79.8 0.8
8 1:4.5 65 0.3 96.9 101.1 4.3
9 1:0.48 55 0.2 27.9 30.7 10.0
10 1:5.52 55 0.2 72.6 66.4 8.5
11 1:3 38 0.2 40.2 41.4 2.9
12 1:3 72 0.2 97.7 93.2 4.6
13 1:3 55 0.03 24.9 23.3 6.5
14 1:3 55 0.37 90.4 88.6 1.9
15 1:3 55 0.2 84.3 84.4 0.2
16 1:3 55 0.2 84.3 84.4 0.3
17 1:3 55 0.2 84.2 84.4 0.3
a Relative Error Deviation (RED)=|(EC-EP)/EC| × 100.
Table 4: Matrix of the Central Composite Rotatable Design 23 (CCRD) with responses in terms of eugenyl acetate conversion.