combineStudents: Combine student data

In ILSAmerge: Merge and Download International Large-Scale Assessments (ILSA) Data

Combine student data

Description

Combines achievement and background student data merged by ILSAmerge. To see which ILSA are available for combining use availableILSA.

Usage

combineStudents(inputdir = getwd(), outputdir = getwd(), quiet = FALSE)

Arguments

inputdir	a string indicating the path where ILSAmerge files are stored.
outputdir	a string indicating where the combined data will be saved.
quiet	a logical value indicating if progress status should be shown. Default is FALSE.

Value

Saves combined student data produced by ILSAmerge.

Examples

# Path where raw 'SPSS' files are
input <- system.file("extdata/timssadv", package = "ILSAmerge")

# Path where merged files will be saved
dir.create(file.path(tempdir(),"combineStudents"))
output <- file.path(tempdir(),"combineStudents")

# Merging 'TIMSS' Advanced 1995, as .rds file
ILSAmerge(inputdir = input, outputdir = output, filetype = "rds", quiet = FALSE)

# Rename files
ILSArename(output)

# Check file names
list.files(output,pattern = ".rds")

# Combine student files
combineStudents(inputdir = output, outputdir = output)

# Check file names
list.files(output,pattern = ".rds")

ILSAmerge documentation built on April 11, 2025, 5:54 p.m.