Find the story referenced as News Story 5, “Driving while distracted is common, researchers say,” and consult the first page of the “Executive Summary” in Original Source 5, “Distractions in Everyday Driving,” on the website. Explain the extent to which ecological validity may be a problem in this study and what the researchers did to try to minimize the problem.
Answer to relevant QuestionsRefer to Case Study 5.3, “Exercise Yourself to Sleep.” a. Discuss each of the “difficulties and disasters in experiments” (Section 5.3) as applied to this experiment. b. Explain whether the authors can conclude that ...Explain which of the “difficulties and disasters” in Section 5.5 is most likely to be a problem in each of the following observational studies, and why. a. A study measured the number of writing courses taken by college ...Read News Story 8 in the Appendix, “Education, kids strengthen marriage.” Discuss the extent to which each of these problems with observational studies may affect the conclusions based on this study: a. Confounding ...Suppose an observational study finds that people who use public transportation to get to work have better knowledge of current affairs than those who drive to work, but that the relationship is weaker for well-educated ...Choose one of the news stories in the Appendix and the accompanying material on the companion website. Evaluate it using the seven steps on page 121. If all of the required information is not available in the news article, ...
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