PSY 321 Lecture Notes - Lecture 5: Lexical Hypothesis, Factor Analysis, Neuroticism
Document Summary
Extraversion: quantity and intensity of interpersonal interaction, need for stimulation, experience of positive emotions, neuroticism (bad feelings) Level of adjustment vs. emotional instability: conscientiousness (strictness, organization, persistence, and motivation, agreeableness, degree of compassion vs. antagonism, openness to experience. Seeking out, appreciation of, & tolerance for new experiences. Five factor model: basic: universal schema, predict behavior. Starting point is language: allport and odbert, 1936, 17,953 terms, 4 categories: traits, moods, evaluations, misc. Technique: factor analysis: different researchers, different types of data, different populations. Stability: overview, how consistent is personality, when does personality become consistent, when is your personality set in your life. Two ways to study: mean level, rank order. Stability: mean level: general description, what happen with the trait within the people, ways to study (book, cross-sectional vs. longitudinal, results, cross-section have different group and their average, cohort effects different life experiences. Extraversion mixed, depends in what aspects of extraversion.
