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Direct linkKanim, Stephen; Cid, Ximena C. – Physical Review Physics Education Research, 2020
Is physics education research based on a representative sample of students? To answer this question we skimmed physics education research papers from three journals for the years 1970-2015 looking for the number of research subjects, the course the subjects were enrolled in, and the institution where the research was conducted. We combined this…
Descriptors: Physics, Science Education, Educational Research, Demography
