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The Impact of Measurement Error on the Accuracy of Individual and Aggregate SGP

Author(s):
McCaffrey, Daniel F.; Castellano, Katherine E.; Lockwood, J. R.
Publication Year:
2015
Source:
Educational Measurement: Issues and Practice, v34 n1 p15-21, Spr 2015
Document Type:
Article
Page Count:
7
Subject/Key Words:
Student Growth Percentiles (SGP) Bias Estimation Teacher Accountability Measuring Growth Simulation-extrapolation Error of Measurement

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