Question
The American Press Institute reports that almost 70% of all American adults pay to gain access to the news. It is suspected that the proportion
The American Press Institute reports that almost 70% of all American adults pay to gain access to the news. It is suspected that the proportion of American adults under 30 years old who pay to gain access to the news exceeds the proportion of Americans at least 30 years old who pay to gain access to news. Data in the file represent responses to the question "Do you pay to gain access to the news?" given by random samples of American adults under 30 years old and Americans who are at least 30 years old.Also, some demographics for the home town of a struggling regionalnewspaperfrom the midwestare provided in the same file.
Do you use a computer to gain access to news? Population
Under 30 30 and Older % Under 30 % 30 and Older
No Yes 32.50% 67.50%
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- Estimate the proportion of American adults under 30 years old who pay to gain access to the news and the proportion of Americans at least 30 years old who payto gain access to news.
- Provide a 95% confidence interval for the difference in these proportions.
- On the basis of your findings, does it appear the proportion of American adults under 30 years old who pay to gain access to the news exceeds the proportion of Americans who are at least 30 years old that pay to gain access to the news?
- What recommendations do you have for the management of the struggling newspaper?
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Elementary Theory Of Numbers
Authors: William J LeVeque
1st Edition
0486150763, 9780486150765
