Difficulty and Discrimination of Multiple-Choice Questions: A Counterintuitive Result.

Sevenair, John P.; Burkett, Allan R.

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Peer reviewed

ERIC Number: EJ375447

Record Type: CIJE

Publication Date: 1988

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Difficulty and Discrimination of Multiple-Choice Questions: A Counterintuitive Result.

Sevenair, John P.; Burkett, Allan R.

Journal of Chemical Education, v65 n5 p441-42 May 1988

Describes statistical analyses of tests used for organic chemistry classes and attempts to pose a model to explain the results. Concluded that students who possess a slight grasp of a concept actually have less of a chance of answering an item correctly than those who merely guess. (CW)

Descriptors: Chemistry, College Science, Higher Education, Item Analysis, Objective Tests, Organic Chemistry, Science Education, Science Instruction, Science Tests, Statistical Analysis, Test Items, Testing, Undergraduate Study

Publication Type: Journal Articles; Reports - Descriptive; Reports - Research

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Language: English

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