Table 1 Box–Behnken design for variables and measured responses
Run order | Variables | IAA (µg/ml) | ||
|---|---|---|---|---|
Distilled water (ml) | Tryptophan (%) | Malt extract (%) | ||
1 | 32.5 | 0.1 | 0.1 | 17.74 |
2 | 15 | 1 | 0.3 | 63.25 |
3 | 32.5 | 0.55 | 0.3 | 40.38 |
4 | 15 | 0.55 | 0.1 | 32.17 |
5 | 32.5 | 0.55 | 0.3 | 42.27 |
6 | 15 | 0.55 | 0.5 | 41.32 |
7 | 50 | 0.55 | 0.1 | 64.35 |
8 | 50 | 0.1 | 0.3 | 13.46 |
9 | 50 | 1 | 0.3 | 95.11 |
10 | 15 | 0.1 | 0.3 | 11.59 |
11 | 32.5 | 1 | 0.1 | 152.36 |
12 | 50 | 0.55 | 0.5 | 42.27 |
13 | 32.5 | 1 | 0.5 | 102.21 |
14 | 32.5 | 0.55 | 0.3 | 43.45 |
15 | 32.5 | 0.1 | 0.5 | 22.63 |