Dataset: coconut.dat Source: N.K. Rastogi, G. Rajesh, and T.R. Shamala (1998). "Optomization of Enzymatic Degradation of Coconut Residue," Journal of the Science of Food and Agriculture, Vol. 76, pp. 129-134. Description: Central Composite Rotatable Design of 5 factors on enzymatic degradation of coconut residue in 32 experimental runs. Factors/Coding: pH 4.0 to 9.0 by 1.25, pH* = (pH-6.5)/1.25 Enzyme Conc (EC) 0 to 5 by 1.25 EC* = (EC-2.5)/1.25 Temperature (T) (Celsius) 25 to 65 by 10 T* = (T-45)/10 Water Ratio (WR) 0 to 2 by 0.5 WR* = (WR-1)/0.5 Time (t) (hours) 2 to 10 by 2 t* = (t-6)/2 Variables/Columns: pH* 7-8 EC* 15-16 T* 23-24 WR* 31-32 t* 39-40 % Degradation 43-48