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Safadi, Rafi; Safadi, Ekhlass; Meidav, Meir – Physics Education, 2017
This study compared students' learning in troubleshooting and problem solving activities. The troubleshooting activities provided students with solutions to conceptual problems in the form of refutation texts; namely, solutions that portray common misconceptions, refute them, and then present the accepted scientific ideas. They required students…
Descriptors: Science Instruction, Physics, Group Discussion, Comparative Analysis
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Zuzovsky, Ruth; Steinberg, David M.; Libman, Zipi – Studies in Educational Evaluation, 2011
This paper is meant to highlight the occurrence of Simpson's Paradox when using aggregated data obtained from two IEA studies in Israel, while ignoring the effect of a powerful intervening variable in the local context--the ethnicity factor. It will demonstrate faulty conclusions regarding either the absence of relationships between a contextual…
Descriptors: Foreign Countries, Inferences, Databases, Misconceptions
Amir, Ruth; Tamir, Pinchas – 1991
The use and analysis of student generated propositions linking two scientific concepts (photosynthesis and respiration) were examined before and after the study of photosynthesis. A proposition-generating task (PGT) was used as a diagnostic tool to indicate student misconceptions and partial understandings. Focus was on determining: how the nature…
Descriptors: Biology, Comparative Analysis, Concept Formation, Concept Teaching