Discussion:
Q: Moe's Computer Store hired an advertising agency to prepare two advertisements of comparable quality for their new television-computer wristwatch.To see whether both ads led to the same distribution of sales, Moe hired a statistician to find out. Two random samples were taken on 12 months of the first year of sales for these innovative watches. Data is shown in the table below. Process the data as show in the paper on the Mann-Whitney U test.
|
Ad 1
|
26
|
39
|
28
|
33
|
43
|
32
|
45
|
25
|
39
|
42
|
45
|
49
|
|
Ad 2
|
36
|
31
|
46
|
45
|
37
|
49
|
40
|
41
|
35
|
44
|
39
|
43
|
(a) H0:
(b) H1:
(c) Critical Value:
(d) Test Statistic (Show procedure)
(e) Decision on H0:
(f) Conclusion on the problem
Attachment:- nonparametric test.rar