PSYCH291 Study Guide - Midterm Guide: Discriminant Validity, Predictive Validity, Logical Positivism
16 Oct 2011
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Document Summary
Negative reaction to all in the head and untestable theories whose concepts cannot be reliably measured, must have operations: operationalize and definitions. There is something between stimulus and response (s & r) Anything that looks at the stimulus and response and how it is measured. B. f. skinner: rejected introspection and studied: consequences shape behaviour. Human mind is not designed to think in terms of probabilities/statistics: statistical baseline (what happens on average) People hate being categorized colorful exp overwhelms knowledge. Problem with correlations: third variable arises because things in the world are related. Must pry apart these naturally occurring relationships. Third variable: causal variable that makes both variables to increase/decrease. Third variable makes 2 associations spurious: spurious: no correlation. Higher correlation with ac,bc rather than ab. 2 variables w arrow going both ways. Can"t have temporal precedence you don"t" know if a causes b or b causes a.
