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Download full textEggen, Per-Odd; Persson, Jonas; Jacobsen, Elisabeth Egholm; Hafskjold, Bjørn – LUMAT: International Journal on Math, Science and Technology Education, 2017
A chemistry concept inventory (Chemical Concept Inventory 3.0/CCI 3.0) has been developed for assessing students learning and identifying the alternative conceptions that students may have in general chemistry. The conceptions in question are assumed to be mainly learned in school and to a less degree in student's daily life. The inventory…
Descriptors: Chemistry, Misconceptions, Scientific Concepts, Science Tests
Direct linkNaevdal, F. – Journal of Adolescence, 2005
The article presents a psychometric description of 11 statements related to use of physical violence. The items were tested in a normal sample (N=1700, age: 15-16) from urban and rural areas in Western Norway. The internal reliability was @a=0.86, and the factor analysis resulted in two factors. Boys had higher mean scores than girls.…
Descriptors: Test Reliability, Predictor Variables, Test Validity, Gender Differences
