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Do Applicants And Incumbents Respond To Personality Items Similarly? A Comparison Using An Ideal Point Response Model, Erin L. O'Brien

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This study examined the extent to which applicants and incumbents use different response processes when responding to personality items. It was hypothesized that applicants' responses to personality items will be more similar to a dominance response model and that incumbents' responses will be more similar to an ideal point response model. I used item response theory to estimate sample data from applicants (N = 1509) and incumbents (N = 1568) who completed the Sixteen Personality Questionnaire Select. Differential item (DIF) and test functioning (DTF) analyses were conducted using the generalized graded unfolding model (GGUM), which is based on ideal point …