1. nrba::involvement_survey_pop
    Parent involvement survey: population data
    csv| xlsx| json| ndjson| rda| rds
    tbl_df|20000 x 10
  2. nrba::involvement_survey_srs
    Parent involvement survey: simple random sample
    csv| xlsx| json| ndjson| rda| rds
    tbl_df|5000 x 17
  3. nrba::involvement_survey_str2s
    Parent involvement survey: stratified, two-stage sample
    csv| xlsx| json| ndjson| rda| rds
    tbl_df|1000 x 18