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Ferretti, Ralph P.; Butterfield, Earl C. – American Journal on Mental Retardation, 1989
The study compared the problem solving strategies of intellectually gifted (N=133), average (N=102) and mentally retarded (N=51) children on two-dimensional integration problems. Gifted children tended to integrate dimensional information by addition, average children used lexicographic strategies, and retarded children relied on a single…
Descriptors: Cognitive Processes, Elementary Secondary Education, Gifted, Intelligence Differences
Corsale, Kathleen; Gitomer, Drew – 1979
Developmental and individual differences in mathematical aptitude were investigated as a function of knowledge structure and processing variables. Results indicated the relative importance of knowledge structure and strategy skills in aptitude test performance. Protocol data further elaborated the interrelationships between knowledge and process…
Descriptors: Academic Aptitude, Elementary Secondary Education, Individual Differences, Intelligence Differences
Peer reviewed Peer reviewed
Seidenberg, Michael; And Others – Journal of Consulting and Clinical Psychology, 1983
Examined the influence of intelligence level on the performance of children (N=121), aged 9-14, on the Halstead Reitan Neuropsychological Test Battery. Results indicated a significant influence of IQ on level of performance on six of 14 measures. Tests of problem-solving abilities, language skills, and auditory perceptual analysis were most…
Descriptors: Auditory Perception, Comparative Testing, Elementary Secondary Education, Intelligence Differences
Peer reviewed Peer reviewed
Campione, Joseph C.; And Others – Intelligence, 1985
Groups of retarded and nonretarded children were investigated as they learned three rules underlying problems adapted from the Raven Progressive Matrices Test: rotation, imposition, and subtraction. Results were seen as consistent with theories that emphasize transfer flexibility as one potential source of individual and comparative differences in…
Descriptors: Analysis of Variance, Cognitive Processes, Comparative Testing, Computer Assisted Instruction