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Kanim, 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
Livingston, Samuel A.; And Others – 1989
Combinations of five methods of equating test forms and two methods of selecting samples of students for equating were compared for accuracy. The two sampling methods were representative sampling from the population and matching samples on the anchor test score. The equating methods were: (1) the Tucker method; (2) the Levine method; (3) the…
Descriptors: Comparative Analysis, Data Collection, Equated Scores, High School Students
Amos, Jason, Ed. – Alliance for Excellent Education, 2006
"Straight A's: Public Education Policy and Progress" is a biweekly newsletter that focuses on education news and events both in Washington, DC and around the country. The following articles are included in this issue: (1) "Saving Futures, Saving Dollars": Five Percent Increase in Male Graduation Rate Could Lead to Savings of $8…
Descriptors: Graduation Rate, Graduation, Academic Achievement, Foreign Countries