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Direct linkBlazar, David; Litke, Erica; Barmore, Johanna – American Educational Research Journal, 2016
Education agencies are evaluating teachers using student achievement data. However, very little is known about the comparability of test-based or "value-added" metrics across districts and the extent to which they capture variability in classroom practices. Drawing on data from four urban districts, we found that teachers were…
Descriptors: Educational Quality, Teacher Evaluation, Academic Achievement, School Districts
