FC Composition  Response Actual value* Predicted value* % Error
H7 -1:00:1 Y1 146.34 ± 3.59 148.17 ±  2.35 -1.25
    Y2 69.65 ± 0.89 69.10 ± 2.45 0.79
    Y3 25.82 ± 2.45 25.68 ± 0.95 0.54
OH1 -0.75:00:1 Y1 156.77 ± 3.95 158.12 ± 4.67 -0.86
    Y2 68.35 ± 2.67 70.13 ± 1.89 -2.6
    Y3 23.47 ± 0.57 23.85 ± 1.32 -1.62
OH2 -0.75:0.25:1 Y1 150.25 ± 5.76 153.05 ± 3.98 -1.86
    Y2 70.43 ± 2.56 69.41 ± 1.02 1.45
    Y3 23.97 ± 0.95 23.48 ± 0.88 2.04
OH3 -1:0.25:1 Y1 140.49 ± 2.97 138.36 ± 5.21 1.51
    Y2 70.65 ± 1.78 69.01 ± 1.34 2.32
    Y3 26.01 ± 1.23 25.65 ± 1.2 1.38
Values are mean ± SD, n=3, FC = Formulation code
Table 9: Point prediction check point for optimization, actual values, experimental values and % error.