PSYC260Lecture02

PSYC260Lecture02 - PSYC260 September 2nd, 2008 Topic 1:...

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PSYC260 September 2 nd , 2008 Topic 1: Orientation to Field, Methodology How are questions about social influence studied scientifically? 1. Observational Method a. Question answered: Stand back and observe Description Conclusion b. Not very good for correlational variables 2. Correlational Method a. Question Answered: Prediction Questionnaire, etc. b. Observe 2 variables more systematically c. Correlation Coefficient: ranges from –1 to +1 d. CORRELATION DOES NOT EQUAL CAUSATION! i. Even if variables A and B are perfectly correlated, we cannot determine their causal relationship. Three possibilities: 1. A causes B 2. B causes A 3. A third variable, C, is causing both A and B ii. Examples: 1. Video games and aggressiveness 2. Self-esteem and drug abuse 3. Teenagers who eat dinner with their families are less likely to drink alcohol, smoke cigarettes, or use marijuana 4. College students who have “helicopter parents”—moms and dads who keep close track of their kids’
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This note was uploaded on 12/11/2009 for the course PSYC 260 taught by Professor Oishi during the Spring '08 term at UVA.

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PSYC260Lecture02 - PSYC260 September 2nd, 2008 Topic 1:...

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