PSYC-105 Lecture Notes - Lecture 2: Achievement Orientation, Concurrent Validity, Mental Rotation
Document Summary
Psychologists can"t agree on a precise definition of intelligence. Boring"s definition: intelligence is whatever intelligence tests measure . Galton"s theory that people with better senses acquire more knowledge. Research showed different sensory capacities were only weakly related to each other. Also showed that measures of sensory ability are not highly related to intelligence. There has been found that there is a correlation between sensory processing speed and intelligence. Binet and simon"s 1905 first intelligence test. Focused on higher mental processes reasoning, understanding, judgement. Mot now agree that intelligence is related to the capacity to understand theoretical concepts. Positive correlations among all items on iq tests led to spearman"s development of g and s. General intelligence (g) accounts for overall differences in intellect among people. Our particular skills are reflected in or specific abilities (s). Cattell and horn theorized that intelligence is a mix of two capacities.
