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Silverstein, A. B. – Psychol Rep, 1969
Descriptors: Abstract Reasoning, Handicapped Children, Intelligence, Memory
Peer reviewedHumphreys, Lloyd G.; Eysenck, Hans J. – Intelligence, 1989
Three papers--comments, a reply to comments, and a rejoinder--discussing a conclusion about the nature of general intelligence based on the size loadings of a psychomotor test of discrimination reaction time are presented. The use of Spearman's "g" is the center of the controversy. (TJH)
Descriptors: Discrimination Learning, Estimation (Mathematics), Factor Analysis, Intelligence
Peer reviewedDeKoninck, Joseph M.; Crabbe-Decleve, Genevieve – Perceptual and Motor Skills, 1971
Descriptors: College Students, Individual Power, Perception Tests, Performance Factors
Download full textJensen, Kai – 1968
Simple and complex learning and problem solving situations were employed with mentally retarded children and adults. In the Rotation-Discrimination Complex and the Size-Discrimination Simple experiments, upper and lower test achievement subgroups were subjected to two basic types of visual discrimination at different levels of task complexity.…
Descriptors: Age Differences, Child Development, Cognitive Processes, Conservation (Concept)
LOMBARD, AVIMA; STERN, CAROLYN – 1967
AN INSTRUMENT FOR MEASURING VISUAL DISCRIMINATION ABILITY WITHOUT CONFOUNDING VARIABLES OF MOTOR SKILLS HAS BEEN CONSTRUCTED. TO AVOID THE EYE-HAND COORDINATION USUALLY REQUIRED ON THESE TESTS, A SELECTION, RATHER THAN A DRAWING, RESPONSE WAS DEVELOPED. THIS TEST, THE UNIVERSITY OF CALIFORNIA AT LOS ANGELES DISCRIMINATION INVENTORY (VDI), CONSISTS…
Descriptors: Beginning Reading, Discrimination Learning, Dyslexia, Eye Hand Coordination
