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Table 2 Effects of Plackett & Burman experimental design for immobilization yield

From: Immobilization of commercial inulinase on alginate–chitosan beads

  Effects Error t(6) p-value
Mean 27.125 0.896 30.261 <0.0000008
Chitosan (%) 3.858 2.102 1.835 0.1161
Glutaraldehyde (%) 1.851 2.102 0.881 0.4124
Sodium alginate (%) -7.531 2.102 -3.582 0.01161
Calcium chloride (%) 6.637 2.102 3.157 0.01963