Question: The same company has been keeping records on sales of DVDs by the sales force for several years, & knows that the average of sales per day is seventeen, with a population standard deviation of 3.2. The training program in use, which was selected based on the results from the above study, has produced the following sales data for twenty recent training participants:
|
Number Sold
|
|
|
23
|
21
|
|
29
|
17
|
|
18
|
16
|
|
32
|
13
|
|
19
|
20
|
|
27
|
18
|
|
21
|
19
|
|
23
|
22
|
|
30
|
20
|
|
20
|
15
|
[A] What is/are the appropriate tests to use for this study? Why?
[B] Perform the appropriate analysis/analyses and state the conclusions.
[C] Compute the independent variable?
[D] Compute the dependent variable?