Estimating Achievement Gaps from Test Scores Reported in Ordinal "Proficiency" Categories / Andrew D. Ho and Sean F. Reardon.

Test scores are commonly reported in a small number of ordered categories. Examples of such reporting include state accountability testing, Advanced Placement tests, and English proficiency tests. This paper introduces and evaluates methods for estimating achievement gaps on a familiar standard-devi...

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Bibliographic Details

Online Access:	Full Text (via ERIC)
Main Authors:	Ho, Andrew D., Reardon, Sean F. (Author)
Format:	eBook
Language:	English
Published:	[Place of publication not identified] : Distributed by ERIC Clearinghouse, 2012.
Subjects:	Achievement Gap. Scores. Computation. Classification. Methods. Nonparametric Statistics. National Competency Tests.