indicator: Indicator matrix

In Rsoc/soc.ca: Specific Correspondence Analysis for the Social Sciences

Indicator matrix

Description

Creates an indicator matrix from a data.frame with the categories of the questions as columns and individuals as rows.

Usage

indicator(x, id = NULL, ps = ": ")

Arguments

x	a data.frame of factors
id	a vector defining the labels for the individuals. If id = NULL row number is used.
ps	the seperator used in the creation of the names of the columns.

Value

Returns a indicator matrix

See Also

soc.mca

Examples

a  <- rep(c("A","B"), 5)
b  <- rep(c("C", "D"), 5)
indicator(data.frame(a,b))

Rsoc/soc.ca documentation built on March 7, 2024, 8:59 p.m.