proflevels.get: Get ILSA's proficiency levels

In ILSAstats: Statistics for International Large-Scale Assessments (ILSA)

Get ILSA's proficiency levels

Description

Converts ILSA scores into proficiency levels.

Usage

proflevels.get(df, study = NULL, subject = NULL, combine = TRUE)

Arguments

df	a data frame.
study	an optional character vector indicating the subjects to be analyzed, for a list of available subjects, check ILSAinfo.
subject	an optional character vector indicating the subject for a list of available ILSA, check ILSAinfo.
combine	a logical value indicating if subjects should be combined in a single data frame.

Value

a data frame or a list.

Examples

data(timss99)

proflevels.get(timss99, subject = "math")

ILSAstats documentation built on March 13, 2026, 5:07 p.m.