5. [Facebook An Internet survey asked 525 Facebook users whether the amount of time they spent using Facebook was increased over the past year. The response of the survey is "Increase", with values "Yes" and "No". Additionally, gender information was collected in the survey. The data is summarized in the following table. Gender X p= X/n Female 292 47 0.1610 Male 233 21 0.0901 Total 525 68 0.1295 In the table, the n column gives the sample size for each group, X column gives the number of users who increased their use of Facebook over the past year, and p column gives the sample proportion. (a) male who increased their time spent on Facebook over the past year. Keep the 4th decimal place in your numerical answer. Find the 95% confidence interval for the difference between the proportion of female and that of
5. [Facebook An Internet survey asked 525 Facebook users whether the amount of time they spent using Facebook was increased over the past year. The response of the survey is "Increase", with values "Yes" and "No". Additionally, gender information was collected in the survey. The data is summarized in the following table. Gender X p= X/n Female 292 47 0.1610 Male 233 21 0.0901 Total 525 68 0.1295 In the table, the n column gives the sample size for each group, X column gives the number of users who increased their use of Facebook over the past year, and p column gives the sample proportion. (a) male who increased their time spent on Facebook over the past year. Keep the 4th decimal place in your numerical answer. Find the 95% confidence interval for the difference between the proportion of female and that of
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
![It was claimed that the proportion who increased the time spent on Facebook over the past year
(b)
would be higher for female than for male. Do you think the data support such claim? Do a hypotheses
test to support your conclusion. Choose the significance level to be 0.01.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F42f9d7c6-4c7a-44ab-8c36-1d379ff2d1eb%2F116a4a46-b254-460d-a465-ec126b60fea2%2Fvjke9s_processed.png&w=3840&q=75)
Transcribed Image Text:It was claimed that the proportion who increased the time spent on Facebook over the past year
(b)
would be higher for female than for male. Do you think the data support such claim? Do a hypotheses
test to support your conclusion. Choose the significance level to be 0.01.
![5. [Facebookj
An Internet survey asked 525 Facebook users whether the amount of time they spent using Facebook was
increased over the past year. The response of the survey is "Increase", with values "Yes" and "No". Additionally,
gender information was collected in the survey. The data is summarized in the following table.
Gender
X p= X/n
n
Female 292 47
0.1610
Male
233 21
0.0901
Total
525
68
0.1295
In the table, the n column gives the sample size for each group, X column gives the number of users who
increased their use of Facebook over the past year, and p column gives the sample proportion.
(a)
male who increased their time spent on Facebook over the past year. Keep the 4th decimal place in your
numerical answer.
Find the 95% confidence interval for the difference between the proportion of female and that of](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F42f9d7c6-4c7a-44ab-8c36-1d379ff2d1eb%2F116a4a46-b254-460d-a465-ec126b60fea2%2F4yfankg_processed.png&w=3840&q=75)
Transcribed Image Text:5. [Facebookj
An Internet survey asked 525 Facebook users whether the amount of time they spent using Facebook was
increased over the past year. The response of the survey is "Increase", with values "Yes" and "No". Additionally,
gender information was collected in the survey. The data is summarized in the following table.
Gender
X p= X/n
n
Female 292 47
0.1610
Male
233 21
0.0901
Total
525
68
0.1295
In the table, the n column gives the sample size for each group, X column gives the number of users who
increased their use of Facebook over the past year, and p column gives the sample proportion.
(a)
male who increased their time spent on Facebook over the past year. Keep the 4th decimal place in your
numerical answer.
Find the 95% confidence interval for the difference between the proportion of female and that of
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 4 steps with 3 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Recommended textbooks for you
![MATLAB: An Introduction with Applications](https://www.bartleby.com/isbn_cover_images/9781119256830/9781119256830_smallCoverImage.gif)
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
![Probability and Statistics for Engineering and th…](https://www.bartleby.com/isbn_cover_images/9781305251809/9781305251809_smallCoverImage.gif)
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
![Statistics for The Behavioral Sciences (MindTap C…](https://www.bartleby.com/isbn_cover_images/9781305504912/9781305504912_smallCoverImage.gif)
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
![MATLAB: An Introduction with Applications](https://www.bartleby.com/isbn_cover_images/9781119256830/9781119256830_smallCoverImage.gif)
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
![Probability and Statistics for Engineering and th…](https://www.bartleby.com/isbn_cover_images/9781305251809/9781305251809_smallCoverImage.gif)
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
![Statistics for The Behavioral Sciences (MindTap C…](https://www.bartleby.com/isbn_cover_images/9781305504912/9781305504912_smallCoverImage.gif)
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
![Elementary Statistics: Picturing the World (7th E…](https://www.bartleby.com/isbn_cover_images/9780134683416/9780134683416_smallCoverImage.gif)
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
![The Basic Practice of Statistics](https://www.bartleby.com/isbn_cover_images/9781319042578/9781319042578_smallCoverImage.gif)
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
![Introduction to the Practice of Statistics](https://www.bartleby.com/isbn_cover_images/9781319013387/9781319013387_smallCoverImage.gif)
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman