prop: Global percentages of a two-way frequency table.

In questionr: Functions to Make Surveys Processing Easier

Global percentages of a two-way frequency table.

Description

Return the percentages of a two-way frequency table with formatting and printing options.

Usage

prop(tab, ...)

prop_table(
  tab,
  digits = 1,
  total = TRUE,
  percent = FALSE,
  drop = TRUE,
  n = FALSE,
  ...
)

## S3 method for class 'data.frame'
prop(
  tab,
  digits = 1,
  total = TRUE,
  percent = FALSE,
  drop = TRUE,
  n = FALSE,
  ...
)

## S3 method for class 'matrix'
prop(
  tab,
  digits = 1,
  total = TRUE,
  percent = FALSE,
  drop = TRUE,
  n = FALSE,
  ...
)

## S3 method for class 'tabyl'
prop(tab, digits = 1, total = TRUE, percent = FALSE, n = FALSE, ...)

Arguments

tab	frequency table
...	parameters passed to other methods
digits	number of digits to display
total	if TRUE, add a column with the sum of percentages and a row with global percentages
percent	if TRUE, add a percent sign after the values when printing
drop	if TRUE, lines or columns with a sum of zero, which would generate NaN percentages, are dropped.
n	if TRUE, display number of observations per row and per column.

Value

The result is an object of class table and proptab.

See Also

rprop, cprop, table, prop.table

Examples

## Sample table
data(Titanic)
tab <- apply(Titanic, c(1,4), sum)
## Percentages
prop(tab)
## Percentages with custom display
prop(tab, digits=2, percent=TRUE, total=FALSE, n=TRUE)

questionr documentation built on Feb. 16, 2023, 10:14 p.m.