Errors in computation of WISC and WISC-R intelligence quotients from raw scores

Twenty-four per cent of 457 sequential IQ assessments contained errors in the calculation of verbal, performance or full scale IQ's from the raw scores; in 2% the errors were large enough to cause a difference in full scale IQ of more than 5 points.

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Bibliographic Details
Published inJournal of child psychology and psychiatry Vol. 29; no. 1; p. 101
Main Authors Beasley, M G, Lobasher, M, Henley, S, Smith, I
Format Journal Article
LanguageEnglish
Published England 01.01.1988
Subjects
Adolescent
Child
Humans
Intelligence
Mathematics
Phenylketonurias - psychology
Psychology - standards
Wechsler Scales
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Summary:Twenty-four per cent of 457 sequential IQ assessments contained errors in the calculation of verbal, performance or full scale IQ's from the raw scores; in 2% the errors were large enough to cause a difference in full scale IQ of more than 5 points.
ISSN:0021-9630
DOI:10.1111/j.1469-7610.1988.tb00693.x