Estimating Achievement Gaps From Test Scores Reported in Ordinal "Proficiency" Categories

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 article introduces and evaluates methods for estimating achievement gaps on a familiar standarddev...

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Veröffentlicht in:	Journal of educational and behavioral statistics 2012-08, Vol.37 (4), p.489-517
Hauptverfasser:	Ho, Andrew D., Reardon, Sean F.
Format:	Artikel
Sprache:	eng
Schlagworte:	Academic achievement Achievement Gap Censored data Classification Computation Educational evaluation Educational tests & measurements English language Estimation methods Language proficiency Methods National Assessment of Educational Progress National Competency Tests No Child Left Behind Act Nonparametric Statistics Professional liability insurance Proportions Sample size Scores Standard deviation Statistical discrepancies Statistics Test scores
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