Question: The following computer output comes from weekly salary information for a small company_ Non-graduates refer to those without a college degree. Graduates refer to those with a college degree

(A) Draw side by side box plots of the data. Comment on any similarities or differences between the plots.

(B) Suppose that a graduate and non-graduate were each selected at random many times and the combined salary of the pair was computed. What would be the mean and standard deviation of the combined salary?

(C) Suppose that the next 15 non-graduate workers were hired at the median salary for non-graduates. What will be the new mean salary of non-graduate workers?

(D) If the next 5 graduate workers are also hired at the median salary of graduates, what will be the new mean salary of the graduate workers?

(E) The mean salary for each worker before all the new people were hired was 5880. With ail the new workers hired as indicated in parts (C) and (ID), the new mean salary for the company is now 5872. Explain how this can happen in light of the results from parts (B) and (D).