Impact of examiners on candidate scores: An introduction to the use of multifacet Rasch model analysis for oral examinations

This article presents an introduction to Rasch model analysis and its application to examinations that require examiners. The introduction begins with a discussion of the Rasch model and its assumptions and then presents the multifacet Rasch model to include examiners. The article concludes with an example of an application to an oral examination administered by a medical specialty board.