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Opinion polls find that 20% of American adults claim that they don't get enough sleep. Suppose you take a random sample of 200 American

Opinion polls find that 20% of American adults claim that they don't get enough sleep. Suppose you take a random sample of 200 American adults and count the number X in your sample that claim that they never have time to relax. The standard deviation of X is: O A. 40. O B. 6.32. OC. 5.66. O D. 32.

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