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Table 2 Cronbach alpha reliabilities and discrimination indices based on question format over all subjects.

From: The impact of two multiple-choice question formats on the problem-solving strategies used by novices and experts

Question format

Alpha coefficient

Average disc. index

Multiple-choice

0.76

0.63

Extended-matching

0.66

0.58

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BMC Medical Education

ISSN: 1472-6920

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