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Direct linkSpringuel, R. Padraic; Wittman, Michael C.; Thompson, John R. – Physical Review Special Topics - Physics Education Research, 2007
We use clustering, an analysis method not presently common to the physics education research community, to group and characterize student responses to written questions about two-dimensional kinematics. Previously, clustering has been used to analyze multiple-choice data; we analyze free-response data that includes both sketches of vectors and…
Descriptors: Physics, Statistical Analysis, Multivariate Analysis, College Students
