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1 n 12 tion 13 year 2000? Construct a 95% confidence interval estimate of the percentage of adults in the country who do not use the Internet. %

1 n 12 tion 13 year 2000? Construct a 95% confidence interval estimate of the percentage of adults in the country who do not use the Internet. %

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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n 12 stion 13 K A random sample of 5004 adults in a country includes 751 who do not use the Internet. Construct a 95% confidence interval estimate of the percentage of adults in the country who do not use the Internet. Based on the result, does it appear that the percentage of adults in the country who do not use the Internet is different from 46%, which was the percentage in the year 2000? Jestion 14 Question 15 Help me solve this on Q A Z Construct a 95% confidence interval estimate of the percentage of adults in the country who do not use the Internet. %<p<% (Round to one decimal place as needed.) 2 View an example W S X H command # 20 F3 3 E D Get more help - C $ 888 FA 4 F7 * JABAAAAQBA 8 U R F V % 5 T G B Y H & 7 N J M FB I K ( 9 O V L O F10 command Clear all P alt F11 option { [ ? Check answer / 4))) F12 } 1 C delete enter return shift
Transcribed Image Text:n 12 stion 13 K A random sample of 5004 adults in a country includes 751 who do not use the Internet. Construct a 95% confidence interval estimate of the percentage of adults in the country who do not use the Internet. Based on the result, does it appear that the percentage of adults in the country who do not use the Internet is different from 46%, which was the percentage in the year 2000? Jestion 14 Question 15 Help me solve this on Q A Z Construct a 95% confidence interval estimate of the percentage of adults in the country who do not use the Internet. %<p<% (Round to one decimal place as needed.) 2 View an example W S X H command # 20 F3 3 E D Get more help - C $ 888 FA 4 F7 * JABAAAAQBA 8 U R F V % 5 T G B Y H & 7 N J M FB I K ( 9 O V L O F10 command Clear all P alt F11 option { [ ? Check answer / 4))) F12 } 1 C delete enter return shift
Expert Solution
Step 1

Given that 

Sample size n =5004

Favorable cases x =751

Sample proportion p^=x/n 

=751/5004

=0.1501

 

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