PSY 101 Lecture Notes - Lecture 4: David Wechsler, Idiocracy, Predictive Validity
Document Summary
Very controversial topic in psychology (bell curve intelligence based on ethnicity) One way to think of intelligence is our differences in our cognitive abilities. Intelligence the ability to learn from experience, solve problems, and use knowledge to adapt to new situations. Spearman used factor analysis to determine whether intelligence in one area tends to be associated with intelligence in other areas. The answer: yes, there is an underlying factor when you do factor analysis. 3 categories: analytical, creative, practical either high in all three or low in all three not really independent from one another. Criticisms center around the superior predictive ability of g g predicts better and is easier to measure. Intelligence testing began with binet in the early 1900"s (in france) Needed a way to group the kids into classes. Standford-binet was developed in the u. s. (terman from standford university changed the test for american students) William stern invented the intelligence quotient (iq):
