A national newspaper reported that the state with the longest mean life span is Hawaii, where the population mean life span is 76 years. A random sample of 20 obituary notices in the Honolulu Advertiser gave the following information about life span (in years) of Honolulu residents. 72 68 81 93 56 19 78 94 83 84 77 69 85 97 75 71 86 47 66 27 A) x-bar =____________ B) s =____________ Assumming that life span in Honolulu is approxiametely normally distributed, does this information indicate the population mean life span for Honolulu residents is less than 76 years? Use a 5% level of signifcance C) What is the value of the sample statistic? round answers to 3 decimal places. D) Estimate P-Value ( I need all details for this P-value please) E) will you reject or fail to reject the null hypothesis?
A national newspaper reported that the state with the longest mean life span is Hawaii, where the population mean life span is 76 years. A random sample of 20 obituary notices in the Honolulu Advertiser gave the following information about life span (in years) of Honolulu residents.
72 68 81 93 56 19 78 94 83 84
77 69 85 97 75 71 86 47 66 27
A) x-bar =____________
B) s =____________
Assumming that life span in Honolulu is approxiametely
C) What is the value of the sample statistic? round answers to 3 decimal places.
D) Estimate P-Value ( I need all details for this P-value please)
E) will you reject or fail to reject the null hypothesis?
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