VdgRsm (version 1.3)

gen.CCD: Central Composite Designs

Description

Generate central composite designs

Usage

gen.CCD(n.vars, n.center, alpha, varNames)

Arguments

n.vars

The number of factors or independent variables

n.center

The number of center points

alpha

The axial distance

varNames

The variable names. If it is not provided, the default names are X1,X2,...,Xk

Value

• gen.CCD is called to generate the data frame of the design matrix of the CCD

Examples

CCD1<- gen.CCD(n.vars = 3, n.center = 2, alpha = 1)
  CCD2<- gen.CCD(n.vars = 3, n.center = 2, alpha = 1, varNames = c("T1","T2","T3"))