Table 6.
ANOVA of the factor obtained from ridge analysis of the response surface for ajoene formation.
| Analysis of variance |
Critical values |
||||||
|---|---|---|---|---|---|---|---|
| Response | df | SS | MS | F-value | P-value | Coded1 | Uncoded |
| Z-ajoene (Y1) | |||||||
| Temperature (X1, °C) | 4 | 334,003 | 83,501 | 7.44 | 0.0116 | −0.1590 | 53.6390 |
| Time (X2, hours) | 4 | 47,482 | 11,871 | 1.06 | 0.4434 | −0.1184 | 5.5263 |
| Oil volume (X3, multiplied by weight) | 4 | 83,269 | 20,817 | 1.85 | 0.2234 | 0.09292 | 3.1858 |
| E-ajoene (Y2) | |||||||
| Temperature (X1, °C) | 4 | 64,013 | 16003 | 3.13 | 0.0894 | −5.4673 | −158.6978 |
| Time (X2, hours) | 4 | 1766.17 | 441.54 | 0.09 | 0.9839 | −5.0474 | −14.1897 |
| Oil volume (X3, multiplied by weight) | 4 | 1491.46 | 372.87 | 0.07 | 0.9882 | 4.6509 | 12.3019 |
df, degrees of freedom; ss, sum of squares; MS, mean square.
1
Critical values obtained from ridge analysis.