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UW-Madison PSYCH 225 - Article Review

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Psych 225 Lecture 17 Outline of Last Lecture 1) Green Article2) Internal Validitya. Type 1 Errorsb. Type 2 ErrorsOutline of Current Lecture 1) Berkowitz Article2) Bushman and Wells Article3) Steele, Bass, and Crooke ArticleCurrent LectureSlide: Threats to Internal Validity Encoding TaskSelf Structural9.75a 9.25a-with within subjects design we can counterbalanced the traits and the order that P’s engage in the encoding task Encoding Task Order 1 Self Structural betterOrder 2 Structural worse selfThese notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.-counter to expectation, they did not remember more when they self-referentially encoded than when they structurally encoded (null result) ~ in order 1: they have advantage of prior experience of self-referential coding Berkowitz (1992)-some thoughts about evaluations of replications -advocate of meta analysis -see notes in CPBushman and Wells-narrative impressions of literature: the availability bias and the corrective properties of meta-analytic approaches availability heuristic: ease with which things come to mind biases your judgment -modification of Cooper and Rosenthal study -had meta analytic vs. narrative X salient titles that are positive vs. negative X placement of positive title: beginning/end v. middle Design: 2x2x2 -cover story about “how people combine info from research studies” ~9 + relation, 3 – relation, 8 null *conclusion: should be small positive for similarity and attraction Bushman and wells-prior to making effect size judgments, P’s had an incidental free recall test of titles-memory of titles as a mediating variable-title salience memory of title estimate of effect sizeif title salience: estimate size relation disappears after removing variance due to memory, there is no causal impact of salience on estimated effect size Narrative: title salience (.45) memory of title (.20) estimate of effect sizeMeta analytic: title salience (.46) memory of title (0) estimate of effect sizeNo causal impact of salience on estimated effect sizeTitle salience estimate size relation disappeared after removing variance due to memory Steele, Bass and Crook:The mystery of the Mozart effect: failure to replicate -smaller study to see if the effects (social facilitation and impairment) would be present after removing some ambiguities -basing study off Laughlin and Jacquard stud: first to study could we get social impairment not only when they worked alone but also when they worked in groups: failed to get the effect when the P’s were in groups Mozart: Sonata D-upbeat and bouncyGlass: listened to piece that was described as repetitive and degraded -Q10: effect sizemagnitude of effect Rauscher: .72Steele:


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UW-Madison PSYCH 225 - Article Review

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