h (c) below. into this company's site panies that advertise on the Internet ulent clicks *** % confidence interval for the population proportion of fraudulent clicks in a form suitable for sharing with a nontechnical audience. ence interval for the population proportion is [ 13% to 17 %]. decimal place as needed.) pays the operators of a search engine $4.25 for each click, give a 95% confidence interval for the mean cost per click due to fraud. ence interval for the mean cost is [$ to $. earest cent as needed.)
h (c) below. into this company's site panies that advertise on the Internet ulent clicks *** % confidence interval for the population proportion of fraudulent clicks in a form suitable for sharing with a nontechnical audience. ence interval for the population proportion is [ 13% to 17 %]. decimal place as needed.) pays the operators of a search engine $4.25 for each click, give a 95% confidence interval for the mean cost per click due to fraud. ence interval for the mean cost is [$ to $. earest cent 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
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![When a company advertises on the Internet, the company pays the operators of search engines each time an ad for the company appears with search results and someone clicks on the link. Click fraud is
when a computer program pretending to be a customer clicks on the link. An analysis of 1,200 clicks coming into a company's site during a week identified 180 of these clicks as fraudulent. Complete
parts (a) through (c) below.
B. All clicks into this company's site
C. All companies that advertise on the Internet
OD. All fraudulent clicks
(b) Show the 95% confidence interval for the population proportion of fraudulent clicks in a form suitable for sharing with a nontechnical audience.
The 95% confidence interval for the population proportion is [13% to 17%].
(Round to one decimal place as needed.)
(c) If a company pays the operators of a search engine $4.25 for each click, give a 95% confidence interval for the mean cost per click due to fraud.
The 95% confidence interval for the mean cost is [$ to $
(Round to the nearest cent as needed.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9b41271e-3346-45ac-9fbf-442f26b95c79%2F722ab3fa-5aa0-4bb5-a951-dab9ed4e04eb%2Fz76tqq_processed.jpeg&w=3840&q=75)
Transcribed Image Text:When a company advertises on the Internet, the company pays the operators of search engines each time an ad for the company appears with search results and someone clicks on the link. Click fraud is
when a computer program pretending to be a customer clicks on the link. An analysis of 1,200 clicks coming into a company's site during a week identified 180 of these clicks as fraudulent. Complete
parts (a) through (c) below.
B. All clicks into this company's site
C. All companies that advertise on the Internet
OD. All fraudulent clicks
(b) Show the 95% confidence interval for the population proportion of fraudulent clicks in a form suitable for sharing with a nontechnical audience.
The 95% confidence interval for the population proportion is [13% to 17%].
(Round to one decimal place as needed.)
(c) If a company pays the operators of a search engine $4.25 for each click, give a 95% confidence interval for the mean cost per click due to fraud.
The 95% confidence interval for the mean cost is [$ to $
(Round to the nearest cent as needed.)
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