Timed and untimed scoring methods were employed with five WAIS subtests administered to 40 young and 40 old subjects matched for verbal intelligence. Elimination of bonuses for rapid performance differentially improved the scores of older subjects but did not raise those scores to levels achieved by the young. (Author)

THE INTERNAL STRUCTURE OF A BATTERY OF ACHIEVEMENT AND INTELLIGENCE TESTS WAS ANALYZED TO ENHANCE THE DIAGNOSTIC VALUE OF THE BATTERY. CONSTRUCTION OF THE ACHIEVEMENT AND INTELLIGENCE TESTS WAS GUIDED BY A FACET DESIGN. THE RESEARCH HYPOTHESES WERE THAT--(1) STAGES OF DEVELOPMENT AND ACHIEVEMENT IN THE VARIOUS AREAS TESTED IN THE BATTERY EXIST,…

The Performance Scale of the WISC-R was administered to 59 prelingually deaf children attending a state-supported day school program. The results compare favorably with those found by Wechsler with the standardization sample. (Author)

A STUDY EXAMINED THE VALIDITY OF TWO BRIEF INTELLIGENCE SCALES, THE PEABODY PICTURE VOCABULARY TEST (PPVT) AND THE COLUMBIA MENTAL MATURITY SCALE (CMMS), TO SEE IF THESE TESTS OVERESTIMATED THE INCIDENCE OF INTELLECTUAL RETARDATION AMONG POVERTY AREA CHILDREN. THESE TWO TESTS AND AN EXPERIMENTAL MEASURE OF INTELLIGENCE, THE JOHNS HOPKINS…

THIS DOCUMENT IS A BIBLIOGRAPHY OF PAPERS COVERING WORK DONE UNDER OEO CONTRACT 510. THE PAPERS ARE INDIVIDUALLY ABSTRACTED UNDER THE FOLLOWING ACCESSION NUMBERS. PS 000 983, "THE EFFECT OF HEADSTART ON DEVELOPMENTAL PROCESSES." PS 000 984, "THE EFFECT OF TEACHER BEHAVIOR ON VERBAL INTELLIGENCE IN OPERATION HEADSTART CHILDREN."…