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Table 3 Variables range in the central composite non-factorial experimental design

From: Moderate alkali-thermophilic ethanologenesis by locally isolated Bacillus licheniformis from Pakistan employing sugarcane bagasse: a comparative aspect of aseptic and non-aseptic fermentations

Variable

Ranges and levels

Axial

−1.41

Minimum

−1

Centre 0

Maximum

1

Axial

1.41

Ctec (g/100 g SCB)

0.718

0.8

1

1.2

1.28

Htec (g/100 g SCB)

0.118

0.2

0.4

0.6

0.68