eatGADS (educational assessment tools: Greatest Assumable Data Set) is the data management and data handling tool used by the Institute for Educational Quality Improvement in Germany (IQB). It has a strong focus on (automated) handling and processing of meta data.
# Install stable version from CRAN via install.packages("eatGADS") # Install development version from GitHub via remotes::install_github("beckerbenj/eatGADS")
The functionality of
eatGADS is extensively documented in its various vignettes. If you have questions regarding existing functionality or requests for new features, contact the package author.
# import SPSS data sav_path <- system.file("extdata", "pisa.zsav", package = "eatGADS") gads_obj <- import_spss(sav_path) # see names of variables in the data set namesGADS(gads_obj) # extract meta data for specific variables extractMeta(gads_obj, vars = c("schtype", "idschool")) # extract data for data analysis while applying missing tags and value labels dat1 <- extractData(gads_obj, convertLabels = "character")