Question: Pick three of the possible problems with meta analysis listed in
Pick three of the possible problems with meta-analysis listed in Section 25.4, and discuss how they might apply to the reviews in the Cochrane Database.
Answer to relevant QuestionsSuppose researchers want to know whether smoking cigars increases the risk of esophageal cancer. a. Could they conduct a randomized experiment to test this? Explain. b. If they conducted an observational study and found that ...Suppose a study first asked people whether they meditate regularly and then measured their blood pressures. The idea would be to see if those who meditate have lower blood pressure than those who do not do so. a. Explain ...Suppose you have a choice of two grocery stores in your neighborhood. Because you hate waiting, you want to choose the one for which there is generally a shorter wait in the checkout line. How would you gather information to ...An article in the Sacramento Bee (15 April 1998, pp. A1, A12), titled “ Drug re actions a top killer, research finds,” reported a study estimating that between 76,000 and 137,000 deaths a year in the United States occur ...In Example 26.2, Janet’s decision to make Group 2 the control group after the first volunteer came to her office.
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