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Large-scale rater calibration for an observational instrument

Description:
A summary of an examination of the accuracy of raters trained by the Office of Head Start (OHS) in 2008-2009 on the Classroom Assessment Scoring System (CLASS), based on data from 2,093 raters, and of additional analyses of characteristics that predict their accuracy, based on data for a subsample of 704 of the raters
Resource Type:
Fact Sheets & Briefs
Country:
United States

Related resources include summaries, versions, measures (instruments), or other resources in which the current document plays a part. Research products funded by the Office of Planning, Research, and Evaluation are related to their project records.

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