Strengths and weaknesses of observational study designs- 1-2 pages

 

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TOPIC IS OBESITY 

 Begin your one- to two-page entry by summarizing the strengths and weaknesses of the following various types of observational study designs: ecologic, cross-sectional, case-control, and cohort. Next, think about how these strengths and weaknesses will play into studies about your Final Paper’s topic. Tell your instructor about which studies or combinations of studies you anticipate relying upon.