Qisthi Fariyani, - and Ani Rusilowati, - and Sugianto, FMIPA Fisika (2017) Four-Tier Diagnostic Test To Identify Misconceptions In Geometrical Optics. Unnes Science Education Journal, 6 (3). ISSN ISSN 252-6232

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Abstract

The purpose of this research was to identify student misconceptions in Geometrical Optics. Four�tier multiple choice diagnostic test can be used to identify student misconseptions. The data of this research were obtained by interview, questionnaire, and test. This research used random sampling to 107 X grade students who already got Geometrical Optics materials. The data of this research were analyzed and interpreted to distinguish students who understand the concept, not understand, and misconceptions. Result of the research showed that on each item of test, there are some students who have misconceptions. Students had misconceptions in low category with details of 31% of all test item, 53% in medium category, and 16% in high category.

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