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Problem 10
Which of these statements describes a key distinction between an observational study and an experimental study?
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Select one:
OA: Experimental studies are more representative of the larger population than observational studies.
OB: Data is collected in experimental studies, but not in observational studies.
OC: Observational studies try to answer a question, but experimental studies do not.
D: Experimental studies directly influence something to see its effect, but observational studies do not directly in
subjects.
