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Direct linkIrby, Sarah M.; Floyd, Randy G. – Psychology in the Schools, 2017
This study examined the exchangeability of total scores (i.e., intelligent quotients [IQs]) from three brief intelligence tests. Tests were administered to 36 children with intellectual giftedness, scored live by one set of primary examiners and later scored by a secondary examiner. For each student, six IQs were calculated, and all 216 values…
Descriptors: Intelligence Tests, Gifted, Error of Measurement, Scores
Peer reviewedSchretlen, 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
Peer reviewedZimmerman, Donald W. – Educational and Psychological Measurement, 1985
A computer program simulated guessing on multiple-choice test items and calculated deviation IQ's from observed scores which contained a guessing component. Extensive variability in deviation IQ's due entirely to chance was found. (Author/LMO)
Descriptors: Computer Simulation, Error of Measurement, Guessing (Tests), Intelligence Quotient
Randhawa, Bikkar S. – 1980
Scores on mental ability and academic skills for 1958 and 1978 of representative sample of grade 4 and 7 classes in Saskatchewan were compared. The selected students were administered appropriate levels of the Otis-Lennon Mental Ability Tests, and the Canadian Tests of Basic skills in vocabulary, reading, language skills (spelling, capitalization,…
Descriptors: Academic Achievement, Achievement Tests, Basic Skills, Correlation
