Answer:
The answer to your question is:
a) mean salary $70000; 7 employees earn less than the mean; the median salary is $ 32000
b) He can say that the mean salary is $ 70000 that is correct but in reality just the boss earns more money that all his employees together.
Explanation:
Data
5 clerks $32 000
2 accountants $60 000
1 owner = $280 000
Process
a) Mean salary = 5(32000) + 2(60000) + 1(280000) / 8
= (160000 + 120000+ 280000) / 8
= 560000/8
= 70000
b) He can say that the mean salary is $ 70000 that correct but in really just the boss earn more money that all his employees together.