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Direct linkReeger, Adam; Gaasedelen, Owen; Welch, Catherine; Dunbar, Stephen – AERA Online Paper Repository, 2016
Student Growth Percentiles (SGPs) are increasingly being used in evaluations of teacher effectiveness. This study investigates two properties of SGPs: 1) SGP sensitivity to reference group characteristics such as sample size, free and reduced lunch (FRL) status, and English language learner (ELL) status; and 2) variation in score changes across…
Descriptors: Teacher Effectiveness, Teacher Evaluation, Accountability, Sample Size
