PPE 3003 Chapter Notes - Chapter 14: Eysenck Personality Questionnaire, Psychoticism, Trait Theory
7 Jun 2017
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Eysenck"s factor theory: psychometric evidence: a factor must be reliable and replicable, heritability: biologically-based, cannot exclusively learned, must make sense from theoretical point of view, must possess social relevance, hierarchy of behavior organization (lowest to highest) Types or superfactors: eysenck used the three general superfactors (pen: psychoticism, Researchers have found nearly identical factors among people in various parts of the world. Evidence suggests that individuals tend to maintain their position over time on the different dimensions of personality. Studies of twins show a higher concordance between identical twins than between same-gender fraternal twins regard together. This suggests genetic factors play a dominant part in determining individual differences in personality: he found these factors to exist cross-culturally, stability of traits over time. Our basic biology doesn"t change that much over time however, external environments do therefore, it can affect our personalities.
