Table 2.
Statistic for variables | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Enzyme amount (w/w%) | Reaction time (h) | Reaction temperature (°C) | Molar ratio of substrates (mole) | Agitation speed (r.p.m.) | |||||||||||
−1 | 0 | 1 | −1 | 0 | 1 | −1 | 0 | 1 | −1 | 0 | 1 | −1 | 0 | 1 | |
Skewness | −0.261 | −0.819 | −0.524 | −0.551 | −0.608 | −0.550 | −0.446 | −0.925 | −0.540 | 0.532 | −0.825 | 0.349 | −0.425 | −0.781 | −0.220 |
Kurtosis | −0.706 | −0.034 | −0.163 | −0.706 | −0.766 | −0.399 | −0.848 | 0.671 | −0.255 | −0.263 | 1.111 | −0.728 | −0.737 | −0.156 | −0.476 |