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Xin Lin; Sarah R. Powell – Assessment for Effective Intervention, 2024
Developing mathematics proficiency requires an understanding of mathematics vocabulary. Although previous research has developed several measures of mathematics vocabulary at different grade levels, no study focused solely on fraction vocabularies. We developed and tested a measure of fraction vocabulary for students in Grade 4 to determine the…
Descriptors: Mathematics Education, Mathematics Skills, Fractions, Vocabulary
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Lee, Young-Sun; Lembke, Erica; Moore, Douglas; Ginsburg, Herbert P.; Pappas, Sandra – Assessment for Effective Intervention, 2012
The present study examined the technical adequacy of curriculum-based measures (CBMs) of early numeracy. Six 1-min early mathematics tasks were administered to 137 kindergarten and first-grade students, along with an omnibus test of early mathematics. The CBM measures included Count Out Loud, Quantity Discrimination, Number Identification, Missing…
Descriptors: Numeracy, Curriculum Based Assessment, Mathematics Tests, Kindergarten
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Petscher, Yaacov; Connor, Carol McDonald; Al Otaiba, Stephanie – Assessment for Effective Intervention, 2012
This study investigated the psychometrics of the "Diagnostic Evaluation of Language Variation-Screening Test" (DELV-S) test using confirmatory factor analysis, item response theory, and differential item functioning (DIF). Responses from 1,764 students in kindergarten through second grade were used in the study, with results indicating…
Descriptors: Diagnostic Tests, Screening Tests, Language Variation, Psychometrics