Find a news story or journal article that describes an observational study in which the author’s actual goal is to try to establish a causal connection. Read the article, and then discuss how well the author has made a case for a causal connection. Consider the factors discussed in Section 11.4, and discuss whether they have been addressed by the author. Finally, discuss the extent to which the author has convinced you that there is a causal connection.
Answer to relevant QuestionsPeruse journal articles, and find two examples of scatterplots for which the authors have computed a correlation that you think is misleading. For each case, explain why you think it is misleading Refer to the previous exercise and Table 12.10. a. What is the relative risk of reportedly seeing a ghost for one group compared to the other? Write your answer in the form of a sentence that could be understood by someone ...A statement quoted in this chapter was, “Use of aspirin for five years or longer was tied to a 30-percent reduction in skin cancer risk [for women aged 50 to 79], according to findings published in the journal Cancer” ...News Story 10, described in the Appendix, is titled “Churchgoers live longer, study finds.” One of the statements in the news story is “women who attend religious services regularly are about 80 percent as likely to ...Find a news story that discusses a study showing increased (or decreased) risk of one variable based on another. Write a report evaluating the information given in the article and discussing what conclusions you would reach ...
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