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Phelan, Julia; Choi, Kilchan; Vendlinski, Terry; Baker, Eva L.; Herman, Joan L. – National Center for Research on Evaluation, Standards, and Student Testing (CRESST), 2009
This report describes results from field-testing of POWERSOURCE[C] formative assessment alongside professional development and instructional resources. The researchers at the National Center for Research, on Evaluation, Standards, & Student Testing (CRESST) employed a randomized, controlled design to address the following question: Does the…
Descriptors: Mathematical Concepts, Middle School Students, Grade 6, Educational Strategies
Heritage, Margaret; Kim, Jinok; Vendlinski, Terry P.; Herman, Joan L. – National Center for Research on Evaluation, Standards, and Student Testing (CRESST), 2008
Based on the results of a generalizability study (G study) of measures of teacher knowledge for teaching mathematics developed at The National Center for Research, on Evaluation, Standards, and Student Testing (CRESST) at the University of California, Los Angeles, this report provides evidence that teachers are better at drawing reasonable…
Descriptors: Generalization, Formative Evaluation, Inferences, Mathematics Instruction
Kim, Jinok; Herman, Joan L. – National Center for Research on Evaluation, Standards, and Student Testing (CRESST), 2010
In English Language Learners' (ELLs) reclassification, the tension between assuring sufficient English language proficiency (ELP) in mainstream classrooms and avoiding potential negative consequences of protracted ELL status creates an essential dilemma. This study assesses the validity of existing systems in terms of gross consequences of…
Descriptors: Second Language Learning, English (Second Language), Limited English Speaking, Language Proficiency