Table 2.
Plackett-Burman design generated for ten variables.
| Run | CMC | Yeast extract | NaCl | (NH4)2SO4 | KH2PO4 | K2HPO4 | MgSO4 | CaCl2 | NaNO3 | pH | Cellulase activity (U/ml) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | −1 | −1 | −1 | −1 | 1 | −1 | 1 | −1 | 1 | 190.48 |
| 2 | 1 | −1 | −1 | 1 | 1 | −1 | 1 | 1 | −1 | −1 | 8.30 |
| 3 | 1 | 1 | −1 | 1 | 1 | 1 | −1 | −1 | −1 | 1 | 500.80 |
| 4 | 1 | 1 | 1 | −1 | −1 | 1 | 1 | −1 | 1 | 1 | 440.32 |
| 5 | −1 | −1 | 1 | −1 | 1 | −1 | 1 | 1 | 1 | 1 | 10.81 |
| 6 | −1 | −1 | −1 | 1 | −1 | 1 | −1 | 1 | 1 | 1 | 15.30 |
| 7 | 1 | −1 | 1 | −1 | 1 | 1 | 1 | 1 | −1 | −1 | 150.83 |
| 8 | 1 | −1 | 1 | 1 | 1 | 1 | −1 | −1 | 1 | 1 | 170.69 |
| 9 | −1 | −1 | −1 | −1 | −1 | −1 | −1 | −1 | −1 | −1 | 10.53 |
| 10 | 1 | −1 | 1 | 1 | −1 | −1 | −1 | −1 | 1 | −1 | 130.40 |
| 11 | −1 | −1 | 1 | 1 | −1 | 1 | 1 | −1 | −1 | −1 | 16.34 |
| 12 | −1 | 1 | 1 | 1 | 1 | −1 | −1 | 1 | 1 | −1 | 320.16 |
| 13 | 1 | 1 | −1 | −1 | 1 | 1 | −1 | 1 | 1 | −1 | 300.64 |
| 14 | 1 | 1 | 1 | 1 | −1 | −1 | 1 | 1 | −1 | 1 | 444.50 |
| 15 | −1 | 1 | −1 | 1 | −1 | 1 | 1 | 1 | 1 | −1 | 100.40 |
| 16 | −1 | −1 | −1 | −1 | 1 | −1 | 1 | −1 | 1 | 1 | 9.86 |
| 17 | 1 | 1 | −1 | −1 | −1 | −1 | 1 | −1 | 1 | −1 | 330.42 |
| 18 | −1 | 1 | 1 | −1 | −1 | −1 | −1 | 1 | −1 | 1 | 370.62 |
| 19 | −1 | 1 | 1 | −1 | 1 | 1 | −1 | −1 | −1 | −1 | 382.63 |
| 20 | −1 | 1 | −1 | 1 | 1 | 1 | 1 | −1 | −1 | 1 | 278.21 |