PSYC 100 Lecture Notes - Lecture 17: Raymond Cattell, Personality Test, Factor Analysis

• School: Queen's University
• Department: Psychology
• Course: PSYC 100
• Professor: Caroline F Pukall

Document Summary

Personality trait: a person"s habitual paterns of thinking, feeling, and behaving. Summarize a lot of info about that person. Helps predicts persons" behaviour across range of diferent situaions. A temporary physical or psychological engagement that inluences behaviour. Personality traits how do we measure them: personality tests. Although they all measure personality, they do it in diferent ways. Barnum there"s a sucker born every minute" (but he in fact never said this; b forer did) Forer: psychologist, personality test, generic descripion believed to be one"s own based on their proile generated by the test. Beware of horoscopes, online personality tests, etc. Allport: 1930"s: atempted to idenify all possible traits in the english language, 18000 words describing physical and psychological traits. Factor analysis: used to group items that people respond to similarly, has narrowed the many potenial personality traits into a small number of factors. Warm, kind and friendly can be grouped together (into a cluster/factor: raymond catell.