This chart allows educators to track students by their level of English language proficiency.
Resource Details View Download NowReleased January 2016
Regardless of the growth model, aggregate test-score-based models of student growth require large and longitudinally connected samples of student data. When sample sizes are small it becomes impossible to reliably estimate and disentangle district, school and teacher effects from student growth data.
Published June 2015
Author: Narek Sahakyan
Released June 2015
This research report provides a description of a study examining school districts in the WIDA Consortium whose English language learners (ELLs) exhibit consistently high growth on the ACCESS for ELLs (ACCESS) assessment.
Published August 2014
Authors: Narek Sahakyan, H. Gary Cook
Released August 2014
This chart allows educators to track students by their level of English language proficiency.
Resource Details View Download NowReleased April 2013