R: Provides a weighted table of percentages for any variable.

wpct {weights}

R Documentation

Provides a weighted table of percentages for any variable.

Description

wpct produces a weighted table of the proportion of data in each category for any variable. This is simply a weighted frequency table divided by its sum.

Usage

wpct(x, weight=NULL, na.rm=TRUE, ...)

Arguments

`x`	`x` should be a vector for which a set of proportions is desired.
`weight`	`weight` is a vector of weights to be used to determining the weighted proportion in each category of `x`.
`na.rm`	If `na.rm` is true, missing data will be dropped. If `na.rm` is false, missing data will return an error.
`...`	`...` (optional) Additional arguments to be passed on to `wtd.table`.

Value

A table object of length equal to the number of separate values of x.

Author(s)

Josh Pasek, Assistant Professor of Communication Studies at the University of Michigan (www.joshpasek.com).

Examples

test <- c(1,1,1,1,1,1,2,2,2,3,3,3,4,4)
weight <- c(.5,.5,.5,.5,.5,1,1,1,1,2,2,2,2,2)

wpct(test)
wpct(test, weight)

[Package weights version 1.0.2 Index]