Table 3.
BBD matrix for PE removal by C. vulgaris.
| Run No | Coded variable |
Removal (%) |
Run No |
Coded variable |
Removal (%) |
||||
|---|---|---|---|---|---|---|---|---|---|
| A | B | C | A | B | C | ||||
| 1 | 0 | 0 | 0 | 53.8 | 10 | 0 | 0 | 0 | 50.8 |
| 2 | 1 | −1 | 0 | 47.37 | 11 | 0 | 0 | 0 | 50.2 |
| 3 | 0 | 0 | 0 | 55 | 12 | −1 | 1 | 0 | 18 |
| 4 | 0 | −1 | −1 | 40.2 | 13 | 0 | 1 | −1 | 45.8 |
| 5 | 0 | 0 | 0 | 46.2 | 14 | −1 | −1 | 0 | 53.5 |
| 6 | −1 | 0 | −1 | 23.5 | 15 | 1 | 1 | 0 | 40.12 |
| 7 | 1 | 0 | −1 | 38.1 | 16 | 1 | 0 | 1 | 60.37 |
| 8 | 0 | −1 | 1 | 84 | 17 | −1 | 0 | 1 | 57.5 |
| 9 | 0 | 1 | 1 | 55.6 | |||||