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Matejak Cvenic, Karolina; Planinic, Maja; Susac, Ana; Ivanjek, Lana; Jelicic, Katarina; Hopf, Martin – Physical Review Physics Education Research, 2022
A new diagnostic instrument, the Conceptual Survey on Wave Optics (CSWO), was developed and validated on 224 high school students (aged 18-19 years) in Croatia. The process of test construction, which included the testing of 61 items on the total of 712 students is presented. The final version of the test consists of 26 multiple-choice items which…
Descriptors: Scientific Concepts, Concept Formation, Validity, Physics
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Susac, Ana; Planinic, Maja; Klemencic, Damjan; Sipus, Zeljka Milin – Physical Review Physics Education Research, 2018
The test of understanding of vectors (TUV) is a multiple-choice test that was recently developed to assess student understanding of vector concepts required in introductory physics courses at the university level. In this study, the TUV was administered to 889 first-year students at the University of Zagreb. The Rasch model was used to evaluate…
Descriptors: Item Response Theory, Algebra, Multiple Choice Tests, Physics