PCAmixdata (version 2.1)

tab.disjonctif.NA: Construction of the indicator matrix of a qualitative data matrix

Description

Construction of the indicator matrix of a qualitative data matrix

Usage

tab.disjonctif.NA(tab)

Arguments

tab

a qualitative data matrix

Value

• res the indicator matrix with NA for the categories of the variable which is missing in tab

Examples

data(vnf)
X <- vnf[1:10,9:12]
tab.disjonctif.NA(X)
recodqual(X)