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Schleigh, Sharon Price; Clark, Douglas B.; Menekse, Muhsin – International Journal of Education in Mathematics, Science and Technology, 2015
Although interview formats support rich data collection in conceptual change studies, interview formats limit sample sizes. This study explores the possibility of using constructed-response formats as an alternative or supplement for collecting similarly rich data across larger pools of subjects in conceptual change studies. While research in…
Descriptors: Interviews, Sample Size, Change, Concept Formation