Question
Website 1 Website 2 12 13 4 12 13 4 10 2 6 7 A market...
|
Website 1 |
Website 2 |
| 12 | 13 |
| 4 | 12 |
| 13 | 4 |
| 10 | 2 |
| 6 | 7 |
A market analyst wants to know if the new website he designed is showing increased page views per visit. A customer is randomly sent to one of two different websites, offering the same products, but with different designs. The accompanying table shows the data from five randomly chosen customers from each website. Complete parts a through e below.
LOADING...
Click the icon to view the data table of website page views per visit.
a) Find the sample mean page views for each website.
y overbar 1
equalsnothing
pages
y overbar 2
equalsnothing
pages
(Type integers or decimals.)
b) Find the estimated difference of the sample mean,
left parenthesis y overbar 1 minus y overbar 2 right parenthesis
,
page views of the two websites.
The estimated difference is
nothing
pages.
(Type an integer or a decimal.)
c) Find the sample variance for each website.
s Subscript 1 Superscript 2
equalsnothing
s Subscript 2 Superscript 2
equalsnothing
(Type integers or decimals.)
d) Find the sample standard deviations for each website.
s 1
equalsnothing
years
s 2
equalsnothing
years
(Round to two decimal places as needed.)
e) Find the standard error of the difference of the sample means.
SE left parenthesis y overbar 1 minus y overbar 2 right parenthesis
equalsnothing
pages
(Round to two decimal places as needed.)
Enter your answer in each of the answer boxes.
Homework Answers
Answer #1
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