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Fig. 4 | BMC Medical Education

Fig. 4

From: Analysis of MCQ and distractor use in a large first year Health Faculty Foundation Program: assessing the effects of changing from five to four options

Fig. 4

Relationship between item difficulty and discrimination before and after removal of least effective distractor. Numbers indicate the question number in each of the offerings (label above respective marker, or indicated by leader lines). Second order polynomial trend lines (without pre-specified intercept) added to each offering dataset. Panels: (a) Chem A; (b) Chem B; (c) A&P A; (d) A&P B

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BMC Medical Education

ISSN: 1472-6920

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