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Peer reviewedvan Schuur, Wijbrandt H.; Kiers, Henk A. L. – Applied Psychological Measurement, 1994
The identification of two factors when one factor is expected is an artifact caused by using factor analysis on data that would be more appropriately analyzed with a unidimensional unfolding model. A numerical illustration is given, and ways to determine whether data conform to the unidimensional unfolding model are reviewed. (SLD)
Descriptors: Factor Analysis, Factor Structure, Matrices, Models
Download full textThompson, Bruce – 1982
A "doubly-centered" raw data matrix is one for which both columns and rows have both unit variance and means equal to zero. The factor scores from one analysis are the same as factor pattern coefficients from the other analysis except for a variance adjustment. This study explored an extension of the reciprocity principle which may have…
Descriptors: Factor Analysis, Factor Structure, Matrices, Rating Scales
