Clauser J. — American Board of Internal Medicine
Hambleton R. — University of Massachusetts Amherst
Presented: National Council on Measurement in Education Annual Meeting, April 2014
This study examined the requirement that Angoff judges provide ratings for all test items. When judges are unfamiliar with specific item content, these items may be perceived as artificially difficult. The results of this study suggest that this requirement has the potential to suppress passing scores and ultimately undermine test validity.
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