chosen customers from each website. Assume that the data come from a distribution that is Normally distributed. Complete parts a through c below. Click the icon to view the data table and summary statistics of website page views per visit. a) Find a 95% confidence interval for the mean difference, A-He, in page views from the two websites. 0.0 (Round to two decimal places as needed.)
chosen customers from each website. Assume that the data come from a distribution that is Normally distributed. Complete parts a through c below. Click the icon to view the data table and summary statistics of website page views per visit. a) Find a 95% confidence interval for the mean difference, A-He, in page views from the two websites. 0.0 (Round to two decimal places as needed.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question

Transcribed Image Text: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 30 randomly
chosen customers from each website. Assume that the data come from a distribution that is Normally distributed. Complete parts a through c below.
Click the icon to view the data table and summary statistics of website page views per visit.
a) Find a 95% confidence interval for the mean difference, PA - HB, in page views from the two websites.
(Round to two decimal places as needed.)
C

Transcribed Image Text:Data Table and Summary Statistics
13
15
5
8
9
4
12
2
13
10
12
13
7
10
11
8
14
14
3
4
12
4
8
4
11
13
6
13
YA =
= 9.00
2
SA
SA = 3.97
YA - YB = 0.73
= 15.72
12
14
4
7
8
3
11
1
14
9
14
12
6
9
10
7
13
15
2
2
11
3
7
5
9
14
5
11
YB = 8.27
2
SB = 18.27
SB = 4.27
SE (VA - YB) = 1.06
Expert Solution

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The objective is to construct a 95% confidence interval for the mean difference in page views from the two websites.
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