Table 2.
Trial | Variables | Antibiotic activity (U/mL) ± SEM | ||||||
---|---|---|---|---|---|---|---|---|
X 1 | X 2 | X 3 | X 4 | X 5 | X 6 | X 7 | B. subtilis | |
1 | + | − | + | − | − | − | + | 135.0 ± 8.7 |
2 | + | + | − | + | − | − | − | 113.3 ± 5.8 |
3 | − | + | + | − | + | − | − | 95.0 ± 5 |
4 | + | − | + | + | − | + | − | 120.0 ± 0 |
5 | + | + | − | + | + | − | + | 146.7 ± 10.4 |
6 | + | + | + | − | + | + | − | 133.3 ± 5.8 |
7 | − | + | + | + | − | + | + | 120.0 ± 0 |
8 | − | − | + | + | + | − | + | 130.0 ± 10 |
9 | − | − | − | + | + | + | − | 113.3 ± 5.8 |
10 | + | − | − | − | + | + | + | 135.0 ± 8.7 |
11 | − | + | − | − | − | + | + | 100.0 ± 5 |
12 | − | − | − | − | − | − | − | 95.0 ± 5 |