Last edited by Sagal
Friday, July 24, 2020 | History

2 edition of Effects of item difficulty heterogeneity on the estimation of true-score and classification consistency found in the catalog.

Effects of item difficulty heterogeneity on the estimation of true-score and classification consistency

Judith A Spray

Effects of item difficulty heterogeneity on the estimation of true-score and classification consistency

by Judith A Spray

  • 276 Want to read
  • 39 Currently reading

Published by American College Testing Program in Iowa City, Iowa .
Written in English

    Subjects:
  • ACT Assessment -- Validity

  • Edition Notes

    StatementJudith A. Spray, Catherine J. Welch
    SeriesACT research report series -- 87-11, ACT research report -- 87-11
    ContributionsWelch, Catherine J, American College Testing Program
    The Physical Object
    Pagination19 p. ;
    Number of Pages19
    ID Numbers
    Open LibraryOL14641918M


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Effects of item difficulty heterogeneity on the estimation of true-score and classification consistency by Judith A Spray Download PDF EPUB FB2