Table 1 Plackett-Burman experiment analysis results of single-factor experiments
From: A systematic study of the production of Monacolin K by solid state fermentation of Monascus ruber
Source | Sum of squares | Degree of freedom | Mean squares | F-value | Prob > F |
|---|---|---|---|---|---|
Model | 67.66 | 7 | 9.67 | 15.75 | 0.0091** |
X1 | 23.49 | 1 | 23.49 | 38.27 | 0.0035** |
X2 | 7.76 | 1 | 7.76 | 12.64 | 0.0237* |
X3 | 0.45 | 1 | 0.45 | 0.74 | 0.4390 |
X4 | 19.33 | 1 | 19.33 | 31.49 | 0.0050** |
X5 | 1.53 | 1 | 1.53 | 2.5 | 0.1891 |
X6 | 13.00 | 1 | 13.00 | 21.18 | 0.0100** |
X7 | 2.09 | 1 | 2.09 | 3.14 | 0.1381 |