A company researcher suspects that the average fine levied b

A company researcher suspects that the average fine levied by OSHA is greater than $350.00. He samples 34 companies and finds that the average is $358.00 with a standard deviation of $15. What are the correct hypotheses for the test?

Solution

A company researcher suspects that the average fine levied by OSHA is greater than $350.00.

Hence,

Ho: u <= 350
Ha: u > 350 [ANSWER]