A Congeneric Model for Platonic True Scores
- Author(s):
-
Joreskog, Karl G.;
Linn, Robert L.;
Werts, Charles E.
- Publication Year:
- 1971
- Report Number:
-
RB-71-22
- Source:
-
ETS Research Bulletin
- Document Type:
- Report
- Page Count:
- 14
- Subject/Key Words:
-
Office of Education,
Mathematical Models,
Statistical Analysis,
True Scores
Abstract
To resolve a recent controversy between Klein and Cleary and Levy, a model for dichotomous congeneric items is presented which has mean errors of zero, dichotomous true scores that are uncorrelated with errors, and errors that are mutually uncorrelated. (Author)
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