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McColgan, Michele W.; Finn, Rose A.; Broder, Darren L.; Hassel, George E. – Physical Review Physics Education Research, 2017
We present the Electricity and Magnetism Conceptual Assessment (EMCA), a new assessment aligned with second-semester introductory physics courses. Topics covered include electrostatics, electric fields, circuits, magnetism, and induction. We have two motives for writing a new assessment. First, we find other assessments such as the Brief…
Descriptors: Energy, Magnets, Scientific Concepts, Student Evaluation
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Ali, Syed Haris; Carr, Patrick A.; Ruit, Kenneth G. – Journal of the Scholarship of Teaching and Learning, 2016
Plausible distractors are important for accurate measurement of knowledge via multiple-choice questions (MCQs). This study demonstrates the impact of higher distractor functioning on validity and reliability of scores obtained on MCQs. Freeresponse (FR) and MCQ versions of a neurohistology practice exam were given to four cohorts of Year 1 medical…
Descriptors: Scores, Multiple Choice Tests, Test Reliability, Test Validity