data.pirlsmissing: Dataset from PIRLS Study with Missing Responses

Description Usage Format Examples

Description

This is a dataset of the PIRLS 2011 study for 4th graders for the reading booklet 13 (the 'PIRLS reader') and 4 countries (Austria, Germany, France, Netherlands). Missing responses (missing by intention and not reached) are coded by 9.

Usage

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Format

A data frame with 3480 observations on the following 38 variables.

The format is:

'data.frame': 3480 obs. of 38 variables:
$ idstud : int 1000001 1000002 1000003 1000004 1000005 ...
$ country : Factor w/ 4 levels "AUT","DEU","FRA",..: 1 1 1 1 1 1 1 1 1 1 ...
$ studwgt : num 1.06 1.06 1.06 1.06 1.06 ...
$ R31G01M : int 1 1 1 1 1 1 0 1 1 0 ...
$ R31G02C : int 0 9 0 1 0 0 0 0 1 0 ...
$ R31G03M : int 1 1 1 1 0 1 0 0 1 1 ...
[...]
$ R31P15C : int 1 9 0 1 0 0 0 0 1 0 ...
$ R31P16C : int 0 0 0 0 0 0 0 9 0 1 ...

Examples

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data(data.pirlsmissing)
# inspect missing rates
round( colMeans( data.pirlsmissing==9 ), 3 )
  ##    idstud  country  studwgt  R31G01M  R31G02C  R31G03M  R31G04C  R31G05M
  ##     0.000    0.000    0.000    0.009    0.076    0.012    0.203    0.018
  ##   R31G06M  R31G07M R31G08CZ R31G08CA R31G08CB  R31G09M  R31G10C  R31G11M
  ##     0.010    0.020    0.189    0.225    0.252    0.019    0.126    0.023
  ##   R31G12C R31G13CZ R31G13CA R31G13CB R31G13CC  R31G14M  R31P01M  R31P02C
  ##     0.202    0.170    0.198    0.220    0.223    0.074    0.013    0.039
  ##   R31P03C  R31P04M  R31P05C  R31P06C  R31P07C  R31P08M  R31P09C  R31P10M
  ##     0.056    0.012    0.075    0.043    0.074    0.024    0.062    0.025
  ##   R31P11M  R31P12M  R31P13M  R31P14C  R31P15C  R31P16C
  ##     0.027    0.030    0.030    0.126    0.130    0.127

alexanderrobitzsch/sirt documentation built on June 27, 2021, 12:03 a.m.