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Whitehill, Jacob; Movellan, Javier – IEEE Transactions on Learning Technologies, 2018
We propose a method of generating teaching policies for use in intelligent tutoring systems (ITS) for concept learning tasks [1], e.g., teaching students the meanings of words by showing images that exemplify their meanings à la Rosetta Stone [2] and Duo Lingo [3]. The approach is grounded in control theory and capitalizes on recent work by [4],…
Descriptors: Intelligent Tutoring Systems, Second Language Learning, Educational Policy, Comparative Analysis
Clotfelter, Charles T.; Ladd, Helen F.; Vigdor, Jacob L. – National Center for Analysis of Longitudinal Data in Education Research, 2008
Using detailed administrative data for the public K-12 schools of North Carolina, we measure racial segregation in its public schools. With data for the 2005-2006 school year, we update previously published calculations that measure segregation by unevenness in racial enrollment patterns, both between schools and within schools. We find that…
Descriptors: Teacher Effectiveness, Elementary Secondary Education, Racial Segregation, School Segregation