Table 3 Average differences between the experimental data and the data approximated from a particular model for biomass yield and extracellular lipase activity
Lipase activity/biomass yield | Design of experiment | ||
|---|---|---|---|
Simplex lattice | Simplex centroid | Simplex extended | |
Extracellular lipase activity (U/mL) | |||
I experimental scheme | 0.0117 ± 0.0226 | 0.0193 ± 0.0212 | 0.0119 ± 0.0196 |
II experimental scheme | 0.0199 ± 0.0128 | 0.0781 ± 0.0330 | – |
Biomass yield (g d.m./L) | |||
I experimental scheme | 2.50 ± 0.84 | 1.80 ± 1.06 | – |
II experimental scheme | 9.60 ± 1.44 | 9.36 ± 1.50 | 7.33 ± 2.75 |