cramer function

Cramer's association coefficient

Computes the Cramer's association coefficient between 2 nominal variables.

cramer(x, y)

Arguments

• x: a contingency table ('matrix' or 'table' object). x and y can also both be factors.
• y: ignored if x is a contingency table. If not, y should be a vector of the same length.

Author(s)

Maxime HERVE maxime.herve@univ-rennes1.fr

Examples

var1 <- sample(LETTERS[1:3],30,replace=TRUE)
var2 <- sample(letters[1:3],30,replace=TRUE)
cramer(var1,var2)
# or cramer(table(var1,var2))