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Methods of item validation and abacs for item-test correlation and critical ratio of upper-lower difference


  • Charles Mosier
  • John McQuitty


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Suggested Citation

  • Charles Mosier & John McQuitty, 1940. "Methods of item validation and abacs for item-test correlation and critical ratio of upper-lower difference," Psychometrika, Springer;The Psychometric Society, vol. 5(1), pages 57-65, March.
  • Handle: RePEc:spr:psycho:v:5:y:1940:i:1:p:57-65
    DOI: 10.1007/BF02288561

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    References listed on IDEAS

    1. M. Richardson, 1936. "The relation between the difficulty and the differential validity of a test," Psychometrika, Springer;The Psychometric Society, vol. 1(2), pages 33-49, June.
    2. G. Kuder & M. Richardson, 1937. "The theory of the estimation of test reliability," Psychometrika, Springer;The Psychometric Society, vol. 2(3), pages 151-160, September.
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    Cited by:

    1. C. Jurgensen, 1947. "Table for determining phi coefficients," Psychometrika, Springer;The Psychometric Society, vol. 12(1), pages 17-29, March.

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