You are trying to determine how the particular sales representative and the number of sales calls (one, three, or five) made to a doctor influence the amount (in thousands of dollars) that each doctor prescribes of your drug. Use the data in the Problem 2 worksheet to determine the answers to the following problems:

How do the representative and number of sales calls influence the sales volume?

If Rep 3 makes five sales calls to a doctor, you’re 95 percent sure the doctor will generate prescriptions within what range of dollars?

	Rep 1	Rep 2	Rep 3	Rep 4
1	2	3	4	3
	4	5	5	12
3	4	5	4	6
	6	7	4	6
5	8	10	5	5
	10	13	5	5