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Cohen, Dale; Tracy, Ryan; Cohen, Jon – Applied Measurement in Education, 2017
This study examined the effectiveness and influence on validity of a computer-based pop-up English glossary accommodation for English learners (ELs) in grades 3 and 7. In a randomized controlled trial, we administered pop-up English glossaries with audio to students taking a statewide accountability English language arts (ELA) and mathematics…
Descriptors: English (Second Language), Glossaries, Testing Accommodations, Measurement
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Roduta Roberts, Mary; Alves, Cecilia B.; Chu, Man-Wai; Thompson, Margaret; Bahry, Louise M.; Gotzmann, Andrea – Applied Measurement in Education, 2014
The purpose of this study was to evaluate the adequacy of three cognitive models, one developed by content experts and two generated from student verbal reports for explaining examinee performance on a grade 3 diagnostic mathematics test. For this study, the items were developed to directly measure the attributes in the cognitive model. The…
Descriptors: Foreign Countries, Mathematics Tests, Cognitive Processes, Models
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Cho, Hyun-Jeong; Lee, Jaehoon; Kingston, Neal – Applied Measurement in Education, 2012
This study examined the validity of test accommodation in third-eighth graders using differential item functioning (DIF) and mixture IRT models. Two data sets were used for these analyses. With the first data set (N = 51,591) we examined whether item type (i.e., story, explanation, straightforward) or item features were associated with item…
Descriptors: Testing Accommodations, Test Bias, Item Response Theory, Validity