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. 2013 Nov 10;2013:962083. doi: 10.1155/2013/962083

Table 2.

Descriptive statistics to check the skewness and kurtosis values for five variables.

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