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Experimental design and results of the Plackett-Burman Design.
| Run | X 1 | X 2 | X 3 | X 4 | X 5 | X 6 | X 7 | Biomass (log10 CFU/mL) |
|---|---|---|---|---|---|---|---|---|
| 1 | +1 | +1 | +1 | −1 | +1 | −1 | −1 | 8.561 |
| 2 | −1 | +1 | +1 | +1 | −1 | +1 | −1 | 8.781 |
| 3 | −1 | −1 | +1 | +1 | +1 | −1 | +1 | 8.895 |
| 4 | +1 | −1 | −1 | +1 | +1 | +1 | −1 | 8.722 |
| 5 | −1 | +1 | −1 | −1 | +1 | +1 | +1 | 8.683 |
| 6 | +1 | −1 | +1 | −1 | −1 | +1 | +1 | 8.627 |
| 7 | +1 | +1 | −1 | +1 | −1 | −1 | +1 | 8.690 |
| 8 | −1 | −1 | −1 | −1 | −1 | −1 | −1 | 8.868 |
