Comparison of IRT observed-score and true-score "equatings":
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Bibliographic Details
Main Authors: Lord, Frederic M. (Author), Wingersky, Marilyn S. (Author)
Format: Book
Language:English
Published: Princeton, N.J. 1983
Series:Educational Testing Service <Princeton, NJ>: ETS research report 83,26
Subjects:
Item Description:Literaturverz. S. 21
Physical Description:21, 11 S. graph. Darst.

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