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Puhan, Gautam; Sinharay, Sandip; Haberman, Shelby; Larkin, Kevin – ETS Research Report Series, 2008
Will reporting subscores provide any additional information than the total score? Is there a method that can be used to provide more trustworthy subscores than observed subscores? These 2 questions are addressed in this study. To answer the 2nd question, 2 subscore estimation methods (i.e., subscore estimated from the observed total score or…
Descriptors: Comparative Analysis, Scores, Tests, Certification