Table 2. Treatment Factors and Levels for Response Surface Modela.
| Name | Units | Low Actual | High Actual | Low Coded | High Coded | Mean (SD) | |
|---|---|---|---|---|---|---|---|
| Factor | |||||||
| A | Agitation | rpm | 100.00 | 250.00 | 1.000 | 1.000 | 175.000 (61.976) |
| B | Temperature | degree | 35.00 | 39.00 | 1.000 | 1.000 | 37.000 (1.653) |
| C | pH | 6.00 | 8.50 | 1.000 | 1.000 | 7.250 (1.033) | |
| Response | Name | Units | Analysis | Minimum | Maximum | Mean (SD) | |
| Y | Dry Biomass | mg | Polynominal | 1818.000 | 5471.000 | 3132.500 (870.544) | |
aStudy Type: Response Surface; Initial Design: Central Composite; Design Model: Quadratic; Runs: 20.