1. iopsych::asvab
    Wee, Newman, & Joseph, (2014) ASVAB data
    csv| json| rda| rds
    matrix|12 x 4
  2. iopsych::dls2007
    Decorte, Lievens, & Sackett (2007) example data
    csv| json| rda| rds
    matrix|6 x 7
  3. iopsych::rcea1994
    Ree, Carretta, Earles, and Albert (1994)
    json| rda| rds
    list