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Knaub, Alexis V.; Aiken, John M.; Ding, Lin – Physical Review Physics Education Research, 2019
While other fields such as statistics and education have examined various issues with quantitative work, few studies in physics education research (PER) have done so. We conducted a two-phase study to identify and to understand the extent of these issues in quantitative PER. During phase 1, we conducted a focus group of three experts in this area,…
Descriptors: Physics, Educational Research, Research Methodology, Science Education
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Morell, Linda; Tan, Rachael Jin Bee – Journal of Mixed Methods Research, 2009
Researchers in the areas of psychology and education strive to understand the intersections among validity, educational measurement, and cognitive theory. Guided by a mixed model conceptual framework, this study investigates how respondents' opinions inform the validation argument. Validity evidence for a science assessment was collected through…
Descriptors: Validity, Educational Psychology, Measurement, Epistemology