The selling prices (in $) for the deluxe and standard model Ryobi wood sanders are shown for a sample of eight retail stores.? Does the data suggest the difference in average selling price of these Ryobi models is more than $10 at ?=.01
Retail Store
1
2
3
4
5
6
7
8
Deluxe
Standard
40
40
41
41
30
44
36
43
27
28
28
28
19
33
23
32
315
218
For the hypothesis stated above (in terms of Deluxe ? Standard):
Question 1
What is the test statistic?
Question 2
What is the conclusion?
Question 3
What is the p-value? Fill in only one of the following statements.
?Deluxe – ?Standard
If the Z table is appropriate
If the t table is appropriate,
p-value
=
<
p-value
<