8. (Bonus 10) Regardless of age, about 20% of American adults participate in fitness activities at least twice a week. D

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8 Bonus 10 Regardless Of Age About 20 Of American Adults Participate In Fitness Activities At Least Twice A Week D 1 (36.34 KiB) Viewed 27 times

8. (Bonus 10) Regardless of age, about 20% of American adults participate in fitness activities at least twice a week. Does this percentage change as people get older? In a local survey of n = 225 adults over 40 years old, a total of 32 people indicated that they participated in a fitness activity at least twice a week. Do these data indicate that the participation rate for adults over 40 years of age is significantly different than the 20% figure? Calculate the p-value and use it to draw the appropriate conclusions at a = .05.