Table 2 Experimental design and results of the two level ( 2 5 ) full factorial design
Run | pH | Moisture | Maltose | Casein | NaH2PO4 | Enzyme activity (U/ml) |
|---|---|---|---|---|---|---|
1 | 1 | −1 | 1 | 1 | 1 | 151 |
2 | −1 | −1 | −1 | −1 | −1 | 638 |
3 | 1 | 1 | −1 | 1 | −1 | 274 |
4 | −1 | 1 | −1 | 1 | 1 | 1388 |
5 | −1 | 1 | −1 | −1 | −1 | 1118 |
6 | 1 | −1 | −1 | −1 | 1 | 521 |
7 | 1 | −1 | −1 | −1 | −1 | 398 |
8 | −1 | 1 | 1 | −1 | −1 | 844 |
9 | −1 | 1 | −1 | 1 | −1 | 404 |
10 | −1 | 1 | −1 | −1 | 1 | 1029 |
11 | 1 | 1 | 1 | −1 | −1 | 638 |
12 | −1 | −1 | 1 | −1 | 1 | 631 |
13 | 1 | 1 | 1 | 1 | −1 | 645 |
14 | −1 | −1 | −1 | −1 | 1 | 617 |
15 | 1 | 1 | −1 | 1 | −1 | 899 |
16 | −1 | −1 | 1 | 1 | −1 | 576 |
17 | 1 | −1 | −1 | 1 | −1 | 761 |
18 | −1 | −1 | −1 | 1 | 1 | 652 |
19 | 1 | −1 | −1 | 1 | −1 | 727 |
20 | 1 | 1 | 1 | −1 | 1 | 384 |
21 | 1 | −1 | −1 | 1 | 1 | 684 |
22 | −1 | 1 | 1 | −1 | 1 | 727 |
23 | −1 | 1 | 1 | 1 | −1 | 576 |
24 | −1 | 1 | 1 | 1 | 1 | 912 |
25 | 1 | 1 | −1 | −1 | 1 | 713 |
26 | 1 | −1 | 1 | −1 | 1 | 350 |
27 | 1 | 1 | −1 | 1 | 1 | 363 |
28 | −1 | −1 | 1 | 1 | 1 | 1160 |
29 | 1 | −1 | 1 | 1 | −1 | 1251 |
30 | 1 | 1 | 1 | 1 | 1 | 89 |
31 | −1 | −1 | 1 | −1 | −1 | 748 |
32 | 1 | −1 | 1 | −1 | −1 | 562 |