International Assessment Data Manager

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

Downloading intsvy package:
if (!require(devtools)) {

Make sure you have rtools installed on your computer.

The list of available functions:


Reference manual

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2.5 by Daniel Caro, 9 months ago,

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Browse source code at

Authors: Daniel Caro <[email protected]> , Przemyslaw Biecek <[email protected]>

Documentation:   PDF Manual  

GPL-2 license

Imports dplyr, foreign, ggplot2, Hmisc, memisc, plyr, reshape, stats, utils

Enhanced by BIFIEsurvey.

See at CRAN