PPE 3003 Lecture Notes - Lecture 2: Structured Interview, Magnetic Resonance Imaging, Big Five Personality Traits
15 Oct 2017
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Subjective assessment: measurement that relies on interpretation, weaknesses, different observers may make different judgements, strengths, complex phenomena may be examined and valuable insight gained. Reliability: the consistency of scores that are expected to be the same. Internal consistency reliability how internally consistent are the items in test: reliability doesn"t lie in the measures but the context such as date, time, and/or population of these measures. Insurance company validity: content validity, the measure contains items that represent the entire domain of the theoretical construct, ex. Fair test of content domain teacher not teaching material but giving you a test. Items should be intercorrelated: but not so highly that they are redundant, the total score of the assessment should have a normal distribution. Self-report tests: usually pencil/paper tests, most common test, examples, myers-briggs type indication (mbti, big five inventory (bfi, neo personality inventory (neo pi) Q-sort tests: person makes comparisons among their own characteristics, uses a stack of cards with various characteristics.
