Table 7.
ANOVA for Pseudomonas aeruginosa response surface quadratic model
| Source | Sum of squares | df a | Mean square | F value | P value Prob > F | |
|---|---|---|---|---|---|---|
| Model | 96.43 | 20 | 4.82 | 80.83 | <0.0001 | Significant |
| A-time of incubation | 0.000 | 1 | 0.000 | 1.0000 | ||
| B-pH | 1.475E−005 | 1 | 1.475E−005 | 2.473E−004 | 0.9876 | |
| C-temperature | 0.32 | 1 | 0.32 | 5.44 | 0.0269 | |
| D-Sucrose | 0.000 | 1 | 0.000 | 0.000 | 1.0000 | |
| E-Soya peptone | 0.32 | 1 | 0.32 | 5.38 | 0.0276 | |
| AB | 0.000 | 1 | 0.000 | 0.000 | 1.0000 | |
| AC | 0.000 | 1 | 0.000 | 0.000 | 1.0000 | |
| AD | 2.381E−004 | 1 | 2.381E−004 | 3.992E−003 | 0.9501 | |
| AE | 2.381E−004 | 1 | 2.381E−004 | 3.992E−003 | 0.9501 | |
| BC | 1.564E−005 | 1 | 1.564E−005 | 2.622E−004 | 0.9872 | |
| BD | 0.000 | 1 | 0.000 | 0.000 | 1.0000 | |
| BE | 0.000 | 1 | 0.000 | 0.000 | 1.0000 | |
| CD | 0.000 | 1 | 0.000 | 0.000 | 1.0000 | |
| CE | 0.000 | 1 | 0.000 | 0.000 | 1.0000 | |
| DE | 1.564E−005 | 1 | 1.564E−005 | 2.622E−004 | 0.9872 | |
| A 2 | 1.15 | 1 | 1.15 | 19.30 | 0.0001 | |
| B 2 | 1.15 | 1 | 1.15 | 19.30 | 0.0001 | |
| C 2 | 0.84 | 1 | 0.84 | 14.05 | 0.0008 | |
| D 2 | 0.58 | 1 | 0.58 | 9.64 | 0.0042 | |
| E 2 | 1.15 | 1 | 1.15 | 25.37 | <0.0001 |
aDegrees of freedom