timss.table {intsvy}

Frequency table

Description

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

Usage

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

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 TIMSS.

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.

Value

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

See Also

pirls.table, pisa.table

Examples

## Not run: 
timss.table(variable="ASDGSLM", by="IDCNTRYL", data=timss4g)
timss.table(variable="BSDGSLM", by="IDCNTRYL", data=timss8g)

## End(Not run)