vcd (version 0.9-0)

co_table: Compute Conditional Tables

Description

For a contingency table in array form, compute a list of conditional tables given some margins.

Usage

co_table(x, margin, collapse = ".")

Arguments

x

a contingency table in array form.

margin

margin index(es) or corresponding name(s) of the conditioning variables.

collapse

character used when collapsing level names (if more than 1 margin is specified).

Value

• A list of the resulting conditional tables.

Details

This is essentially an interface to "[" which is more convenient for arrays of arbitrary dimension.

Examples

data(HairEyeColor)
co_table(HairEyeColor, 1)
co_table(HairEyeColor, c("Hair", "Eye"))
co_table(HairEyeColor, 1:2, collapse = "")