Question: solve Randomized experiment or observational study? Do you think it is possible to design a randomized experiment to study this question, or will an observational

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Randomized experiment or observational study? Do you think it is possible to design a randomized experiment to study this question, or will an observational study be necessary? A scientist wants to know if those who drink a glass of wine each evening have better blood pressure than those who do not drink alcohol. For this study: An observational study will be necessary. . O A randomized experiment is possible

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