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Validity of the Luria-Nebraska Intellectual Processes Scale as a Measure of Adult Intelligence.
Peer reviewed Peer reviewed
Prifitera, Aurelio; Ryan, Joseph J. – Journal of Consulting and Clinical Psychology, 1981
Investigated the validity of the Luria-Nebraska Intellectual Processes Scale (IPS) as a substitute for the Wechsler Adult Intelligence Scale (WAIS). IPS scores were correlated with the three WAIS IQs, and regression equations were computed to obtain estimated Verbal IQ, Performance IQ, and Full Scale IQ. (Author)
Descriptors: Adults, Correlation, Intelligence Quotient, Intelligence Tests
Validity and Time Savings in the Selection of Short Forms of the Wechsler Adult Intelligence Scale--Revised.
Peer reviewed Peer reviewed
Ward, L. Charles; Ryan, Joseph J. – Psychological Assessment, 1996
Validity and reliability were calculated from data in the standardization sample of the Wechsler Adult Intelligence Scale--Revised for 565 proposed short forms. Time saved in comparison with use of the long form was estimated. The most efficient combinations were generally those composed of subtests that were quick to administer. (SLD)
Descriptors: Cost Effectiveness, Intelligence Tests, Selection, Test Format
Wechsler Adult Intelligence Scale-Revised Intersubtest Scatter in Brain-Damaged Patients: A Comparison with the Standardization Sample.
Peer reviewed Peer reviewed
Ryan, Joseph J.; And Others – Psychological Assessment, 1992
Validity of the Wechsler Adult Intelligence Scale-Revised (WAIS-R) intersubtest scatter as an indicator of cognitive impairment due to brain dysfunction was studied with 316 brain-damaged men. When compared with the WAIS-R standardization sample, intersubtest scatter was not greater for normal persons of similar intelligence quotient. (SLD)
Descriptors: Adults, Brain Hemisphere Functions, Comparative Analysis, Head Injuries