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Factor Analytic Trait Theories (2).docx

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Judith Shedden

November 9 , 2012 Psych 2B03: Theories of Personality Factor Analytic Trait Theories (2) Factor analytic trait theory - exploratory factor analysis - confirmatory factor analysis What makes a factor ‘basic’? - argues that there are basic dimensions - reliable: stable over time and observers – we must be able to show that a person’s position stays the same across time and situations, we want it to be a trait and not a state, we want people to rate an individual in roughly the same position - used by both theorists and laypersons: wanted terms that both non psychologist and psychologist saw as basic in other people, had to purvey the construct systems of laypersons and theorist - appear across cultures: appear everywhere in the world - must have some biological basis: in order for a trait to be considered basic there has to be a biological basis (assumption), everyone can be categorized along the dimension, extroversion/introversion does have a biological basis Early Factor Analytic Thoeires - goes back to the 1930s - Cattell’s 16PF:  set up to look for non-orthogonal factors and came up with 16 personality factors  developed a personality inventory: 16PF, which assessed all of these 16 factors  difficulty with trying to name all these traits  affectia  premsia  surgency  tensidia  never widely adapted  16PF test is still very widely used as an independent measure - Eysenck’s PEN  Strong empirical basis  Extroversion  Neuroticism  Psychoticism  Set up to look only for orthogonal factors The Big Five - a number of studies converged on the ideal that there were 5 basic factors - factor itself is not a trait but intercorrelated traits - dimension 1 – extroversion/introversion:  social adaptability  assertiveness  sociability and ambition  positive emotionality  interpersonal involvement - dimension 2 – aggreableness/hostility: getting along with others  conformity  friendliness-hostility  likeability  friendly compliance  sociability  love  level of socialization - dimension 3 – conscientiousness –will: being reliable, and dependable as oppose to being impulsive 
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