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Download full textOrr, Aline – Online Submission, 2016
This annual report summarizes Austin ISD's English language learner students and the bilingual and ESL programs in which they participated during the 2015-2016 school year. The report includes summaries of data on student demographics, language acquisition, and academic performance.
Descriptors: English Language Learners, English (Second Language), Second Language Learning, Second Language Instruction
Direct linkMeyers, Jason L.; Murphy, Stephen; Goodman, Joshua; Turhan, Ahmet – Pearson, 2012
Operational testing programs employing item response theory (IRT) applications benefit from of the property of item parameter invariance whereby item parameter estimates obtained from one sample can be applied to other samples (when the underlying assumptions are satisfied). In theory, this feature allows for applications such as computer-adaptive…
Descriptors: Equated Scores, Test Items, Test Format, Item Response Theory
