Suppose a study looking at population data and long-term health finds that recreational exercise is better correlated with good health than exercise during work (such as manual labor). The study concludes that exercise you enjoy is more beneficial than exercise you don't. Given your background knowledge, which of the following should make you most suspicious of drawing this conclusion from the data?
A. The study relied on daily diaries in which subjects self-reported their exercise level.
B. There was no group of subjects in the study who did no exercise at all.
C. The study was composed entirely of Norwegian subjects
D. There was no attempt to control for socio-economic status
E. Even though the number of subjects in each group was large, the number of subjects who engaged in work-related exercise was lower than the number of subjects who engaged in recreational exercise
Answer: D. There was no attempt to control for socio-economic status
You might also like to view...
These prehistoric peoples subsisted by gathering edible plants, hunting animals, and
scavenging the kills of predators
a. Paleolithic b. Neolithic c. Old Stone Age d. Stone Age
According to Van Camp, Olen, and Barry, if we have a fundamental right to
reproduce, our right to clone ourselves cannot be overridden by any other factor.
Indicate whether the statement is true or false.Identify any fallacies in the following passage either by naming them or, where they seem not to conform to any of the patterns described in the text, by giving a brief explanation of why the fallacious reasoning is irrelevant to the point at issue.In one of his columns, Mike Royko had a word or two to write about Sylvester Stallone. According to Royko, after completing the movie Rambo: First Blood Part II, Stallone explained that it was an attempt to secure some credit for Vietnam veterans. Royko quoted Stallone as saying, "The people who pushed the wrong button all took a powder. The vets got the raw deal and were left holding the bag. What Rambo is saying is that if they could fight again, it would be different."Royko went on to observe that during the Vietnam War, when Stallone could
have been a "real-life Rambo," he spent his time first at American College of Switzerland "teaching rich girls how to touch their toes" and then as a drama major at the University of Miami "improving his tan." What will be an ideal response?
Nietzsche claims that metaphysics grows out of
a. our human weakness the need for certainty. b. the innate drive to know. c. our realization that our beliefs need to be refined. d. the necessity of finding the foundation for epistemology.