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Coffee The National Coffee Association reported that 64 of U S adults drink coffee daily A random sample of 225 U S adults is selected

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Coffee The National Coffee Association reported that 64 of U S adults drink coffee daily A random sample of 225 U S adults is selected Round you answers to at least four decimal places as needed Part 1 of 6 a Find the mean H P The mean is 64 Alternate Answer The mean Part 1 6 Part 2 of 6 is 0 64 b Find the standard deviation d P The standard deviation an is

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