Table 2 The experimental values and predicted values of responses at the optimum condition
Variables/responses | Optimum conditions | |
|---|---|---|
Actual value | Predicted value | |
pH | 4.00 | 4.06 |
Temperature (°C) | 40.00 | 39.80 |
NaCl (% w/v) | 0.50 | 0.52 |
Total anthocyanin content (mg cyanidin equivalent/g of FRB) | 101.10 ± 1.91 | 101.04 |
Antioxidant capacity TEAC (mg trolox equivalent/g of FRB) | 70.10 ± 0.65 | 70.30 |
β-glucosidase activity (relative activity (%)) | 98.54 ± 1.33 | 98.57 |