9-8 - Things to know for the Article What was the purpose...

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Things to know for the Article What was the purpose of the study? what types of data (or clues did they collect What did they find? Are issues like reliability validity and/or generalizability relevant to the author's claims Research Methods: Experimental Method Continued: Example: is one's family associated with the Advantages to Experimental method Better control of the environment Manipulate specific variables Can infer causation Disadvantages Artificial environment can create levels of a variable that are unlikely in real life experiments often require deception sometimes experiments are simply not possible you can never be sure exactly what you have manipulated and, therefore of where the actual causality was located Correlational Method A way to find and describe relationships among measured variables The degree to which two variables "go together" Positive relationships as one variable goes up, so does the other Negative Relationship as one variable goes up, the other goes down Independent (no Relationship) Example: Residential mobility and mortality Does moving around during childhood predict mortality? What is the relationship?
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This note was uploaded on 01/24/2012 for the course PSYC 330 taught by Professor Hicks during the Fall '10 term at Texas A&M.

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9-8 - Things to know for the Article What was the purpose...

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