PSYCH 2B03 Lecture 24: Eysenck's PEN theory
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He describe this level of analysis as a habit: a habit consist of a set of behaviors we regularly repeat, can be cognitive behaviour, thoughts, he argue that in addition, we could identify collection of habits which tend to occur together could be physical behaviors. as trait, trait is a collection of habits that tend to occur together at the same time, cases where we see inter correlated trait values. Knowing where you fall on the extrovert/introvert dimension tells us nothing where you fall on the neuroticism/stability: same thing as the other way around, knowing where you fall on the neuroticism//stability tells us nothing about your extrovert/introvert, this is what it means to be orthogonal (unrelated to each other), because neuroticism and emotional stability is a factor, the way it"s detected is through the inter correlation by a number of trait.