Using Person Fit Statistics to Detect Outliers in Survey Research

Context: When working with health-related questionnaires, outlier detection is important. However, traditional methods of outlier detection (e.g., boxplots) can miss participants with “atypical” responses to the questions that otherwise have similar total (subscale) scores. In addition to detecting...

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Bibliographic Details

Published in:	Frontiers in Psychology
Main Authors:	John M. Felt, Ruben Castaneda, Jitske Tiemensma, Sarah Depaoli
Format:	Article
Language:	English
Published:	Frontiers Media S.A. 2017-05-01
Subjects:	item response theory person fit quality of life CushingQoL Cushing's syndrome
Online Access:	http://journal.frontiersin.org/article/10.3389/fpsyg.2017.00863/full