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Zumrawi, Abdel Azim; Bates, Simon P.; Schroeder, Marianne – Educational Research and Evaluation, 2014
This paper addresses the determination of statistically desirable response rates in students' surveys, with emphasis on assessing the effect of underlying variability in the student evaluation of teaching (SET). We discuss factors affecting the determination of adequate response rates and highlight challenges caused by non-response and lack of…
Descriptors: Inferences, Test Reliability, Response Rates (Questionnaires), Student Evaluation of Teacher Performance
Raudenbush, Stephen – Carnegie Foundation for the Advancement of Teaching, 2013
This brief considers the problem of using value-added scores to compare teachers who work in different schools. The author focuses on whether such comparisons can be regarded as fair, or, in statistical language, "unbiased." An unbiased measure does not systematically favor teachers because of the backgrounds of the students they are…
Descriptors: Educational Research, Achievement Gains, Teacher Effectiveness, Comparative Analysis