Point Method of job evaluation

On job evaluation using the Point Method:

a) List the 4 compensable factors used in the Point Method of job evaluation.

b) When performing a job evaluation using Point Method and establishing a market line/pay policy line, what are referred to as “outliers?”

c) What are 2 reasons why an “outlier” may occur?  

d) What does a correlation coefficient determine in the Point Method of job evaluation?