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Buschang, Rebecca E.; Chung, Gregory K. W. K.; Delacruz, Girlie C.; Baker, Eva L. – Educational Assessment, 2012
The purpose of this study was to validate inferences about scores of one task designed to measure subject matter knowledge and three tasks designed to measure aspects of pedagogical content knowledge. Evidence for the validity of inferences was based on two expectations. First, if tasks were sensitive to expertise, we would find group differences.…
Descriptors: Algebra, Mathematics Teachers, Teacher Characteristics, Knowledge Base for Teaching

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