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Note on φ/φmax

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Abstract

Formulas are given for a descriptive statistic related to the fourfold-point correlation but having always-attainablelimits ±1.

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References

  1. Ferguson, G. A. The factorial interpretation of test difficulty.Psychometrika, 1941,6, 323–329.

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  2. Guilford, J. P.Fundamental statistics in psychology and education. (2nd ed.) New York: McGraw-Hill, 1950.

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Authors and Affiliations

  1. University of Tennessee, USA

    Edward E. Cureton

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  1. Edward E. Cureton
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Cureton, E.E. Note on φ/φmax . Psychometrika 24, 89–91 (1959). https://doi.org/10.1007/BF02289765

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  • DOI: https://doi.org/10.1007/BF02289765

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