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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
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Lubin, Bernard; And Others – Journal of Clinical Psychology, 1978
In order to determine the correlates of depressive mood, members of a women's volunteer organization were surveyed by a mailed questionnaire that included the Depression Adjective Check List (DACL) Form E and 14 depression-related measures. Correlations are presented and discussed.(Editor)
Descriptors: Clinical Psychology, Correlation, Depression (Psychology), Measurement Instruments
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Bryant, Christy K.; Roffe, Michael W. – Journal of Clinical Psychology, 1978
A consistent picture regarding the reliability of the McCarthy Scales of Children's Abilities cannot be obtained from current literature. A clear understanding of the stability of the MSCA would be particularly useful in establishing and planning academic programs and this research attempts to provide such an estimate of reliability. (Author/RK)
Descriptors: Ability Identification, Clinical Psychology, Correlation, Measurement Instruments