Research Article
Statistical Approach for Optimization of Physiochemical Requirements on Alkaline Protease Production from Bacillus licheniformis NCIM 2042
Table 3
Estimated effect and analysis of variables for protease activity from Plackett-Burman design experiment.
| Factor | Name | Studentized effect | Sum square | Percentage of contribution | Standard error | -value | P value |
| | Inoculum percentage (%) | 15.92 | 760.29 | 2.72 | 0.34 | 47.44 | <0.0001 | | Temperature (°C) | 29.35 | 2585.08 | 9.26 | 0.34 | 87.48 | <0.0001 | | pH | 27.49 | 2267.32 | 8.12 | 0.34 | 81.93 | <0.0001 | | Agitation (RPM) | 82.11 | 20228.37 | 72.46 | 0.34 | 244.71 | <0.0001 | | Incubation time (h) | 26.25 | 2067.06 | 7.40 | 0.34 | 78.23 | <0.0001 |
|
|