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Error of Measurement2
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Axelrod, Bradley N.1
Schretlen, David1
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Composite Reliability and Standard Errors of Measurement for a Seven-Subtest Short Form of the Wechsler Adult Intelligence Scale-Revised.
Peer reviewed Peer reviewed
Schretlen, David; And Others – Psychological Assessment, 1994
Composite reliability and standard errors of measurement were computed for prorated Verbal, Performance, and Full-Scale intelligence quotient (IQ) scores from a seven-subtest short form of the Wechsler Adult Intelligence Scale-Revised. Results with 1,880 adults (standardization sample) indicate that this form is as reliable as the complete test.…
Descriptors: Adults, Error of Measurement, Intelligence, Intelligence Quotient
Corrected Estimates of WAIS-R Short Form Reliability and Standard Error of Measurement.
Peer reviewed Peer reviewed
Axelrod, Bradley N.; And Others – Psychological Assessment, 1996
The calculations of D. Schretlen, R. H. B. Benedict, and J. H. Bobholz for the reliabilities of a short form of the Wechsler Adult Intelligence Scale--Revised (WAIS-R) (1994) consistently overestimated the values. More accurate values are provided for the WAIS--R and a seven-subtest short form. (SLD)
Descriptors: Error Correction, Error of Measurement, Estimation (Mathematics), Intelligence Tests