International Assessment Data Manager

Provides tools for importing, merging, and analysing data from international assessment studies (TIMSS, PIRLS, PISA, ICILS, and PIAAC).

intsvy

Downloading intsvy package:

if (!require(devtools)) {
    install.packages("devtools")
    require(devtools)
}
install_github("eldafani/intsvy")

Make sure you have rtools installed on your computer.

The list of available functions:

help(package="intsvy")