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The Relation between Factor Loadings and Biserial Correlations in Item Analysis

Published online by Cambridge University Press:  01 January 2025

Sten Henrysson
Sten Henrysson*
Affiliation:
University of Stockholm
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Abstract

The first centroid factor loadings obtained from various interitem relations are compared with item discrimination indices commonly used in item analysis. Depending upon what type of matrix is factored, the factor loadings are shown to be related to point biserial and biserial correlations.

Type
Original Paper
Information
Psychometrika , Volume 27 , Issue 4 , December 1962 , pp. 419 - 424
Copyright
Copyright © 1962 The Psychometric Society

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References

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Richardson, M. W. Notes on the rationale of item analysis. Psychometrika, 1936, 1, 69–76.CrossRefGoogle Scholar