9-6 - Methodological Considerations ch. 3 Things To know...

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Methodological Considerations ch. 3 Things To know Quality of Data www.utpsyc.org/big5 www.utpsyc.org/taintro From Friday! Religious group membership is not life outcome data. Quality of Data Reliability Consistency Same score/measurement refers to the extent to which observations can be replicated Dependable or stable? Measurement error True score-Error=Observed Score Error Distorts actual measure Eg: life satisfaction and the weather "Overall, how satisfied are you with your life?" People report more satisfaction with life when it is sunny opposed to rainy. suggest that life satisfaction is not reliable Conditions that undermine reliability low precision of measurement Contextual Factors! The state of the participant, experimenter, or environment Measurements at different time points will yield similar results eg: height, eye color, political beliefs, religious beliefs How to improve reliability be precise as possible
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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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9-6 - Methodological Considerations ch. 3 Things To know...

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