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5.27 In the study described in Exercise 3.26, the researchers also recorded the ages of the eight acers. Age (years): 39, 38, 31, 26,

5.27 In the study described in Exercise 3.26, the researchers also recorded the ages of the eight acers. Age (years): 39, 38, 31, 26, 18, 36, 20, 31 a. Calculate the sample standard deviation of the eight racers' ages. b. Why would you expect the standard deviation of the racers' ages to be larger than the standard deviation of their years of experience?

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