Psychology 1000 Lecture Notes - Lecture 43: Extraversion And Introversion, 16Pf Questionnaire, Factor Analysis

• School: Western University
• Department: Psychology
• Course: Psychology 1000
• Professor: Mark Holden

Document Summary

Start by proposing traits (based on best guess, or some sort of theory) Look for descriptions/behaviours that are so highly correlated that they likely reflect the same underlying (basic) dimension of personality. Ex, like quiet activities; enjoy being alone; avoid parties sociable, talkative (dimension called introversion-extraversion) Cattell"s 16 personality factors: performed factor analysis based on questionnaires of behavioural characteristics (self report and description by loved ones, identified 16 basic factors. Based on this, developed widely-used personality test. Cattell"s 16 personality factor test (16pf: remember that thurstone and spearman did same factor analysis divided intelligence into 1,7 factors. Similarly, different trait theories often list different numbers of. Eysenck"s extraversion-stability model: original model had only 2 factors ( super-traits , introversion-extraversion. Vs. moody, anxious, easily feel guilty: later added 3rd psychoticism-self control. Psychotic in this case means creative, nonconforming, and: dimensions are independent of each other impulsive. 5 factor model ( big 5 : openness (to ideas)