The owner of a small company has 15 employees. Five employees earn $25,000 per year, seven earn $30,000 per year, three earn $40,000 per year, and...

The owner of a small company has 15 employees. Five employees earn

$25,000 per year, seven earn $30,000 per year, three earn $40,000 per year, and the

owner´s annual salary is $153,000.

a. Find the mean and median salaries of all 16 persons in the company.

b. Find the mean and median salaries if the owner´s salary is increased by $80,000