The Technical Quality of Performance Assessments: Standard Errors of Percents of Pupils Reaching Standards |
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| Authors: | Wendy M Yen |
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| Institution: | Vice President of Research at CTBIMcGraw-Hill, 20 Ryan Ranch Road, Monterey, CA 93940. Her specializations are item response theory and test theory. |
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| Abstract: | How accurate is the reported percent of students’reaching standards at the school level? How are standard errors for these statistics computed? How do estimates vary with choice of generalizability model? |
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