Detecting multidimensionality: which residual data-type works best?

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Summary

Simulation studies indicate that, for responses to complete tests, construction of Rasch measures from the observational data, followed by principal components factor analysis of RasCh residuals, provides an effective means of identifying multidimensionality.

Type
article
Published
1998-01-01
Cited by
350
References
22

Keywords

Rasch model, Residual, Observational study, Statistics, Polytomous Rasch model

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