a) Create an example study scenario that would describe a cross-sectional study.

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b) Explain the concept of a selection bias and give an example of selection bias that could occur in a case-control study.

c). Explain the concept of information bias and give an example of information bias that could occur in a case-control study.

d). What is matching and why is it a concern in case-control studies?

e). Summarize the study design, sampling, and purpose of the Framingham Study.

Expert Answer

a) Cross sectional study means it includes same variables ( age ,gender,race,food habits,life style etc.,) except the one under study. For example It helps us…

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