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Bowden, Stephen C.; Weiss, Lawrence G.; Holdnack, James A.; Bardenhagen, Fiona J.; Cook, Mark J. – Assessment, 2008
A psychological measurement model provides an explicit definition of (a) the theoretical and (b) the numerical relationships between observed scores and the latent variables that underlie the observed scores. Examination of the metric invariance of a measurement model involves testing the hypothesis that all components of the model relating…
Descriptors: Measurement Techniques, Foreign Countries, Cognitive Ability, Scores
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Knight, Robert G. – Journal of Consulting and Clinical Psychology, 1983
Discusses the significance of confidence intervals around IQ scores based on a misleading interpretation of the standard error of measurement terms provided in the Wechsler Adult Intelligence Scale-Revised (WAIS-R) manual. Presents standard error values and a table for determining the abnormality of verbal and performance IQ discrepancies.…
Descriptors: Error of Measurement, Foreign Countries, Intelligence Tests, Test Interpretation
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Ryan, Joseph J.; And Others – Journal of Consulting and Clinical Psychology, 1983
Wechsler Adult Intelligence Scale-Revised protocols from two vocational counseling clients were scored by 19 psychologists and 20 graduate students. Regardless of scorer's experience level, mechanical scoring error produced summary scores varying by as much as 4 to 18 IQ points. (Author/RC)
Descriptors: Error of Measurement, Graduate Students, Higher Education, Intelligence Tests
Atkinson, Leslie – 1990
Three tables are provided to aid in the clinical interpretation of factor scores for the Wechsler Adult Intelligence Scale-Revised (WAIS-R; 1981). The factor structure of the WAIS-R has proven to be robust across samples, tests, time, statistical analyses, measurement scales, and distortions of the distribution. Information necessary to make…
Descriptors: Adults, Clinical Diagnosis, Diagnostic Tests, Error of Measurement