A random sample of 165 accountants and auditors had an average salary of $70,130 and a...

A random sample of 165 accountants and auditors had an average salary of $70,130 and a standard deviation in salary of $14,400. Another random sample of 182 loan officers had an average salary of $67,960 and a standard deviation in salary of $13,600. Construct a 98% confidence interval for the difference in mean salary between the two professions.

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Table for Z critical value is

orchestra answered 1 year ago

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