9-4-07 - 9/4/2007 Chapter 2: Research methods in psychology...

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9/4/2007 Chapter 2: Research methods in psychology Lecture Outline ~chaacteristics o fgood psychological research ~experimental research ~descriptive research Research Methods -“can mental events influence physical health?” -pennebaker study (1990) ~college students were asked to wrire for 20 minutes on 3 consecutive days on two topics ~two groups: one had to write about emotionally significant stuff (emotional exression)(experimental group), other just had to write what they did that morning (control group) ~pennebaker then measured visits to the campus health center for subjects in both groups for months after the writing excercises ~results? The experimental group made FEWER trips to the health center. Emotions CAN have an effect on physical health Characteristics of good psychological research (chart from book) A Theoretical Framework ~systematic way of organizing and explaining observations ~hypothesis that flows from the theory or from an important question
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`ex. From evolution: men more sexually active bc want to sire more children Standardized Procedure ~procedure that is the same for all subjects except where variation is introduced to test a hypothesis (method) Generalizability `sample that is representative of the population `procedure that is sensible and relevant to circumstances outside the laboratory Objective Measurement ~measures that are reliable (that produce consistent results) (ex. Number of visits to the health center) ~measures that are valid (that assess the dimensions they purport to asess) (DOES visits to the health center accurately measure health?)
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This note was uploaded on 04/07/2008 for the course PSYCH 1061 taught by Professor Lytle during the Fall '07 term at Temple.

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9-4-07 - 9/4/2007 Chapter 2: Research methods in psychology...

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