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Schroeder, Jacob; Murphy, Kristen L.; Holme, Thomas A. – Journal of Chemical Education, 2012
General chemistry tests from the Examinations Institute of the Division of Chemical Education of the American Chemical Society have been analyzed to identify factors that may influence how individual test items perform. In this paper, issues of item order (position within a set of items that comprise a test) and answer order (position of correct…
Descriptors: Chemistry, Test Items, Individual Testing, Test Construction