means
Applications According to a Health of Boston report, female 9. residents } Boston have a higher average life expectancy as Un compared male residents (The Boston Globe; August 16, 2010). 6 You collect the following sample data to verify the results You also use the historical (population) of the report: standard deviation of 8.2 years for females and 8.6 years for males .
Female X = 81.1 n1 = 32
Male X2 = 74.8
nz = 32
ns
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