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Direct linkKnaus, Karen; Murphy, Kristen; Blecking, Anja; Holme, Thomas – Journal of Chemical Education, 2011
The design and use of a valid and reliable instrument for the assignment of cognitive complexity ratings to chemistry exam items is described in this paper. Use of such an instrument provides a simple method to quantify the cognitive demands of chemistry exam items. Instrument validity was established in two different ways: statistically…
Descriptors: Chemistry, Cognitive Processes, Cognitive Development, Science Instruction
