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Unformatted text preview: Experimental • Random assignment – individuals are placed randomly into control or experimental groups • Experimental group – exposed to treatment • Control group – not exposed • Independent and Dependent variables Case Studies – the study of an individual or a small group very closely • Advantages o Intense investigation o Investigation of rare phenomena • Disadvantages o Time consuming o Difficulty generalizing to other ppl and situations o Designs for examining development Cross-sectional • Children of different ages are compared on a behavior or characteristic at the same time point Longitudinal • Same children studied across time Microgenetic • Study of a behavior that is thought to be on the verge of change • Studied intensely over a short period of time...
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- Fall '07
- Causality, Correlation does not imply causation, extraneous variable, variable problem, Quantitative info