intsvy (version 2.9)

pirls.table: Frequency table

Description

pirls.table produces a frequency table for a categorical variable printing percentages and standard errors. Information about weight is extracted from intsvy:::pirls_conf.

Usage

pirls.table(variable, by, data, 
export = FALSE, name = "output", folder = getwd())

Value

pirls.table returns a data frame with percentages and standard errors.

Arguments

variable

The data label with the variable to be analysed.

by

The label for the grouping variable, usually the countries (i.e., by="IDCNTRYL"), but could be any other categorical variable.

data

An R object, normally a data frame, containing the data from PIRLS.

export

A logical value. If TRUE, the output is exported to a file in comma-separated value format (.csv) that can be opened from LibreOffice or Excel.

name

The name of the exported file.

folder

The folder where the exported file is located.

See Also

timss.table, pisa.table

Examples

if (FALSE) {
pirls.table(variable="ASDHELA", by="IDCNTRYL", data=pirls)
}