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Previous Problem Entered MUNOT 7 MU 77 10 2036 YES Problem List Next Problem Answer...

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Previous Problem Entered MUNOT 7 MU 77 10 2036 YES Problem List Next Problem Answer Preview MUNOT 7 MU 77 10 2036 At least one of the answers above is NOT correct YES Result incorrect correct correct correct Lois thinks that people living in a rural environment have a healthier lifestyle than other people She believes the average lifespan in the USA is 77 years A random sample of 10 obituaries from newspapers from rural towns in Idaho give 81 84 and s 1 5 Does this sample provide evidence that people living in rural Idaho communities live longer than 77 years a State the null and alternative hypotheses Type mu for the symbol e g mu 1 for the mean is greater than 1 mu 1 for the mean is less than 1 mu not 1 for the mean is not equal to 1 Ho Ha Mu 77 b Find the test statistic t 10 20362 c Answer the question Does this sample provide evidence that people living in rural Idaho communities live longer than 77 years Use a 10 level of significance Type Yes or No Yes

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