You are employed as a statistician for a company that makes household products, which are sold by part-time salespersons who work during their spare time. The company has four salespersons employed in a small town. Let us denote these salespersons by A, B, C, and D.
The sales records (in dollars) for the past 6 weeks for these four salespersons are shown in the table below.
|
Week
|
A
|
B
|
C
|
D
|
|
1
|
1774
|
2205
|
1330
|
1402
|
|
2
|
1808
|
1507
|
1295
|
1665
|
|
3
|
1890
|
2352
|
1502
|
1530
|
|
4
|
1932
|
1939
|
1104
|
1826
|
|
5
|
1855
|
2052
|
1189
|
1703
|
|
6
|
1726
|
1630
|
1441
|
1498
|
Question: 1 Your supervisor has asked you to prepare a brief report comparing the sales volumes and the consistency of sales of these four salespersons.
Question: 2 Use the mean sales for each salesperson to compare the sales volumes.
Question: 3 Choose an appropriate statistical measure to compare the consistency of sales.
Question: 4 Make the calculations and write a 700-word report comparing the sales volumes and the consistency of sales of these four salespersons.