Question 2 Which of the following statements is true? Check all that apply. Select all that…

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Question 2 Which of the following statements is true? Check all that apply. Select all that…

Question 2 Which of the following statements is true? Check all that apply. Select all that apply. 10 points A. We can use results from an observational study to test a claim about a population. B. We can use results from an observational study to establish an association between two variables. C. O When an observational study has a large sample and follows people for many years, we can use the results to establish a cause-and-effect relationship between two variables. D. 0 When many observational studies together meet specific criteria, the results can provide varying degrees of evidence for a cause-and-effect relationship between two variables, but we should be cautious in interpreting such results. E. A well-designed experiment is the only legitimate way to establish a cause-and-effect relationship between two variables.
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