Psychology 1000 Lecture 2: Chapter 10

• School: Western University
• Department: Psychology
• Course: Psychology 1000
• Professor: Dr.Mike

Document Summary

Briefly outline the major contributions of galton, binet, and. People in the higher social classes are there because of superior genes. Believed the standord-binet test focused too much on verbal skills and not enough on anything else. Believed intelligence was made up of verbal and non-verbal skills. A person"s rate of increase is roughly constant over their development. Devised tests with questions that a typical child of age x could answer. Iq = (mental age/ chronological age) * 100. Wechsler preschool and primary scale of intelligence (wppsi) Made up of both verbal and non-verbal skills. Briefly describe factor analysis, using terms clusters and factors. Reduces a large number of correlated items to a smaller number of clusters. Clusters: groups of variables that are highly correlated with one another. Factors: the underlying characteristic that is assumed to account for the link between these variables.