An article in The Wichita Eagle (24 June 2003, p. 4A) read as follows: Scientists have analyzed autopsy brain tissue from members of a religious order who had an average of 18 years of formal education and found that the more years of schooling, the less likely they were to exhibit Alzheimer’s symptoms of dementia. The study provides the first biological proof of education’s possible protective effect. Do you agree with the last sentence, that this study provides proof that education has a protective effect? Explain.
Answer to relevant QuestionsOne of the features that may suggest a cause-and-effect relationship from an observational study is a “dose-response” relationship. a. Explain what is meant by a dose-response relationship. b. Give an example of a ...a. News Story 2: “Research shows women harder hit by hangovers.” b. News Story 15: “Kids’ stress, snacking linked. c. News Story 20: “Eating Organic Foods Reduces Pesticide Concentrations in Children.” In a test for extrasensory perception (ESP), described in Case Study 13.1 in the next chapter, people were asked to try to use psychic abilities to describe a hidden photo or video segment being viewed by a “sender.” ...In Example 12.4 and Table 12.5, we presented data from Australia showing that the likelihood of couples separating depended on whether the wife’s parents had been divorced. For this exercise, we consider the likelihood of ...a. The relative risk of dying from circulatory diseases for people who attended religious services less than once a week or never, compared to those who attended at least weekly. b. The increased risk of dying from digestive ...
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