Research Article

Interactive Effects of Chemical Pretreatment and Drying on the Physicochemical Properties of Cassava Flour Using Response Surface Methodology

Table 3

Regression models relating proximate components of cassava flour and model parameters.

Dependent variablesModels

CAR
Ash0.9630
Crude fibre0.8642
Moisture0.8825
Starch0.4459
CCR
Ash0.9672
Crude fibre0.8376
Moisture0.8990
Starch0.2120
CAW
Ash0.9710
Crude fibre0.8375
Moisture0.8631
Starch0.7792
CCW
Ash0.9446
Crude fibre0.8914
Moisture0.8714
Starch0.3158

CAR—cassava from red landrace pretreated with citric acid; CCR—cassava from red landrace pretreated with calcium chloride; CAW—cassava from white landrace pretreated with citric acid; CCW—cassava from white landrace pretreated with calcium chloride; —coefficient of determination; —linear effect of drying temperature; —linear effect of concentration of pretreatment; AB—interactive effect of drying temperature and concentration of pretreatment; —quadratic effect of drying temperature; —quadratic effect of concentration of pretreatment.