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An empirical study of item-test regression

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Abstract

Certain questions about the shape of item-test regressions are answered on the basis of data obtained from 103,275 examinees. Ten of the regressions obtained are shown in illustrative plots.

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Reference

  1. Lord, F. M. A note on the normal ogive or logistic curve in item analysis.Psychometrika,30, 1965, 371–372.

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Authors and Affiliations

  1. Educational Testing Service, USA

    Frederic M. Lord

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  1. Frederic M. Lord
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This work was supported in part by the College Entrance Examination Board.

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Lord, F.M. An empirical study of item-test regression. Psychometrika 30, 373–376 (1965). https://doi.org/10.1007/BF02289501

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  • DOI: https://doi.org/10.1007/BF02289501

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