Lec_02_Methodology - PSY120-CAROL DONNELLY LECTURE 2 OUTLINE METHODOLOGY*What is the proper attitude of a psychologist 1 open mindedness 2

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PSY120—CAROL DONNELLY LECTURE 2 OUTLINE METHODOLOGY **What is the proper attitude of a psychologist?** 1. open mindedness 2. skepticism 3. humility **Key Components of Science** 1. observation 2. explanation **What is the Scientific Method?** 1. observe 2. detect regularities 3. generate hypothesis 4. observe again **What is a Hypothesis?** 1. an educated guess 2. a testable prediction 3. a hunch Descriptive Research Naturalistic observation Case study Survey Psychological testing Statistics What is the relationship between TV violence and Aggression? Naturalistic observation **What is Reactivity ?** - Act of observing can distract subject --Participant Observation: - Become a member of group you are observing **What is a Case Study ?** - The observation of one particular sperson - Involves collection of rich material
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**What is a Survey ?** - gather limited responses from many people Problems w/Survey research = - biased sample - social desirability (people lie) Psychological Testing
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This note was uploaded on 04/07/2008 for the course PSY 120 taught by Professor Donnely during the Spring '08 term at Purdue University-West Lafayette.

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Lec_02_Methodology - PSY120-CAROL DONNELLY LECTURE 2 OUTLINE METHODOLOGY*What is the proper attitude of a psychologist 1 open mindedness 2

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