Download and import an empty FDZ file. — download

Download and import an empty IGLU data set from the FDZ homepage.

Usage

download_iglu(
  year = c("2016", "2011", "2006", "2001"),
  data_type = c("stud_par_dat", "teach_ger_dat", "teach_math_dat", "teach_gen_dat",
    "teach_dat", "teach_stud_dat", "school_dat", "tracking", "testscores")
)

Arguments

year: Year of the assessment.
data_type: Type of the data.

Details

The function downloads and imports an empty IGLU data set (Leerdatensatz) from the FDZ homepage. These data sets contain zero rows. The data is imported via import_spss as a GADSdat object.

Examples

fdz_iglu <- download_iglu(year = "2016",
                        data_type = "stud_par_dat")
#> Warning: Some values with value labels or missing tags of variable TR_ARBEITSV cannot be coerced to numeric and are therefore changed to NA. For other import behavior check out the 'labeledStrings' argument.
#> Warning: Some values with value labels or missing tags of variable TR_SOZIALV cannot be coerced to numeric and are therefore changed to NA. For other import behavior check out the 'labeledStrings' argument.
#> Warning: Some values with value labels or missing tags of variable ITDATE_FDZ cannot be coerced to numeric and are therefore changed to NA. For other import behavior check out the 'labeledStrings' argument.
#> Warning: Duplicate value labels or missing tags are dropped for variable 'TR_ARBEITSV'. Only the respective first value label or missing tag is preserved and zero-decimals are dropped.
#> Warning: no non-missing arguments to min; returning Inf
#> Warning: Duplicate value labels or missing tags are dropped for variable 'TR_SOZIALV'. Only the respective first value label or missing tag is preserved and zero-decimals are dropped.
#> Warning: no non-missing arguments to min; returning Inf
#> Warning: Corrupted missing values haven been found in variable ITDATE_FDZ and are dropped. Contact package author for further information. The affected values are:NA