ILSAdownload: Download ILSA data

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

Download ILSA data

Description

Downloads 'SPSS' data from different International Large-Scale Assessments (ILSA). This functions supports the following ILSA: 'TIMSS', 'TIMSS Advanced', 'PIRLS', 'ICCS', 'ICILS', 'CIVED', 'REDS', 'RLII', and 'SITES.' Depending on the study, you will need to decide which data to download, and read and accept its terms and conditions to proceed with the download.

Usage

ILSAdownload(
  study,
  year,
  outputdir = getwd(),
  unzip = FALSE,
  maxtime = 999,
  quiet = FALSE,
  agreeLicense = FALSE
)

Arguments

study	a string indicating the name of the study. For available studies check the description of this function.
year	a numeric value indicating the year of the study.
outputdir	the directory where data will be downloaded.
unzip	a logical value indicating if files should be unzipped. Default is FALSE.
maxtime	a numeric value indicating the maximum time allowed for downloading a file. Default is 999.
quiet	a logical value indicating if progress status should be shown. Default is FALSE.
agreeLicense	a logical value indicating if you agree with the Disclaimer and License Agreement file from www.iea.nl. If FALSE, you will be prompted to agree with it or else data will not be downloaded. Default is FALSE.

Value

Saves 'SPSS' ILSA data locally.

Examples

# For example, to download 'RLII' 1991 data:

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


# Downloading 'RLII' 1991 and unzipping files
ILSAdownload(study = "RLII", year = 1991, outputdir = output, unzip = TRUE, agreeLicense = TRUE)

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