Question: Using the data from Question 1, answer the following questions:

i. Calculate all bivariate regression equation that will predict current sales. Which is the best one?

ii. Using multiple regression, find a model that will help explain current sales.

iii. Conduct a multiple discriminant analysis to see if you can predict the region in which a salesperson works.

iv. Use cluster analysis to see if there are any natural groupings among the salespeople.