2000 | OriginalPaper | Chapter
The influence of data generation and imputation methods on the bias of factor analysis of rating scale data
Author : Coen A. Bernaards
Published in: COMPSTAT
Publisher: Physica-Verlag HD
Included in: Professional Book Archive
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This paper focuses on the bias as a result of imputation methods applied to psychological questionnaire data. Multidimensional rating scale data were generated using three different models. A simulation was carried out with, among others, factors Method of Data Generation, and Imputation Method. It was found that imputation of the mean for each person separately had little bias whereas item mean imputation could result in severe underestimation of factor loadings.