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A Comparison of Three Strategies for Scale Construction to Predict a Specific Behavioral Outcome
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Garb, Howard N.; Wood, James M.; Fiedler, Edna R. – Assessment, 2011
Using 65 items from a mental health screening questionnaire, the History Opinion Inventory-Revised (HOI-R), the present study compared three strategies of scale construction--(1) internal (based on factor analysis), (2) external (based on empirical performance) and (3) intuitive (based on clinicians' opinion)--to predict whether 203,595 U.S. Air…
Descriptors: Opinions, Mental Health, Test Validity, Measures (Individuals)
Clarifying Problems and Offering Solutions for Correlated Error when Assessing the Validity of Selected-Subtest Short Forms
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Girard, Todd A.; Christensen, Bruce K. – Psychological Assessment, 2008
The correlation between a short-form (SF) test and its full-scale (FS) counterpart is a mainstay in the evaluation of SF validity. However, in correcting for overlapping error variance in this measure, investigators have overattenuated the validity coefficient through an intuitive misapplication of P. Levy's (1967) formula. The authors of the…
Descriptors: Error of Measurement, Computation, Psychiatric Services, Correlation
Researchers Grapple with Problems of Updating Classic Psychological Test.
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Holden, Constance – Science, 1986
Reviews findings of a restandardization project which examined the current validity of the Minnesota Multiphase Personality Inventory (MMPI), an instrument used to test for personality and psychological disorders. States that the MMPI has proved to be a remarkably durable instrument over the 45 years of its use. (ML)
Descriptors: Clinical Psychology, Personality Assessment, Personality Measures, Psychological Evaluation