PSYC37H3 Chapter Notes - Chapter 1: Discriminant, Factor Analysis, Cognitive Psychology
Document Summary
1855, british government adopted similar system of testing for civil service. Charles darwin and individual differences: galton set out to show that some people possessed characteristics that made them more fit than others, mental test cattell. Evolution of intelligence and standardized achievement tests: representative sample- comprises individuals similar to those for whom test is to be used, must reflect all segments of population in proportions to actual numbers. 1908 binet-simon scale determined child"s mental age: yerkes (apa, army alpha- reading ability, army beta- intelligence of illiterate adults. Personality tests: 1920- 1940: traits- relatively enduring dispositions that distinguish one individual from another, earliest personality tests structures paper and pencil group tests. 1935- murray and morgan- thematic apperception test (tat: measure human needs and this to ascertain individual difference in motivation. 2 most important projective personality tests, rorschach and tat grew rapidly by later 1930s and early 1940s: factor analysis- method of finding minimum number of dimensions called factors.