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Finally, you decide to repeat this same procedure to examine salaries among male accountants in your...

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Basic Math

Finally, you decide to repeat this same procedure to examinesalaries among male accountants in your firm. You do notnecessarily expect salaries to be larger or smaller than theaverage. The same large national survey of male accounts found thatthe average salary was $60,000 with a SD of $5,500. After sampling55 male accountants in your organization, you find their averagesalary is $57,000. Use a two-tailed z-test at the 5% level ofsignificance to determine if there is a significant differencebetween the male national average and male salaries in yourcompany. 9. State alternative hypothesis 10. State null hypothesis11. List your test statistic 12. Is this difference statisticallysignificant?

Answer & Explanation Solved by verified expert
3.6 Ratings (498 Votes)
Given data are sample n55Population mean u60000Population sd 5500Sample mean 57000Null hypothesis H0 u60000alternative    See Answer
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