Break.com is an ad-supported video-sharing website. Its advertisers can choose to have their ad displayed for some amount of time on a particular page within the website. Break.com charges per impression made of an ad, i.e., per visitor that sees the ad. The cost for displaying an ad is usually quoted in cost-per-thousand impressions (CPM). For the homepage, the CPM is $9. The number of visitors per day to Break.com is random. Break.com claims that over the past 60 days the average number of visitors to the homepage per day is 1 million. Furthermore, Break.com claims the population standard deviation is 0.25 million. Calculate a 95% confidence interval for the average number of visitors to the homepage per day.

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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Break.com is an ad-supported video-sharing
website. Its advertisers can choose to have their
ad displayed for some amount of time on
particular page within the website. Break.com
charges per impression made of an ad, i.e., per
visitor that sees the ad. The cost for displaying
an ad is usually quoted in cost-per-thousand
impressions (CPM). For the homepage, the CPM
is $9.
The number of visitors per day to Break.com is
random. Break.com claims that over the past 60
days the average number of visitors to the
homepage per day is 1 million. Furthermore,
Break.com claims the population standard
deviation is 0.25 million.
Calculate a 95% confidence interval for the
average number of visitors to the homepage per
day.
Transcribed Image Text:Break.com is an ad-supported video-sharing website. Its advertisers can choose to have their ad displayed for some amount of time on particular page within the website. Break.com charges per impression made of an ad, i.e., per visitor that sees the ad. The cost for displaying an ad is usually quoted in cost-per-thousand impressions (CPM). For the homepage, the CPM is $9. The number of visitors per day to Break.com is random. Break.com claims that over the past 60 days the average number of visitors to the homepage per day is 1 million. Furthermore, Break.com claims the population standard deviation is 0.25 million. Calculate a 95% confidence interval for the average number of visitors to the homepage per day.
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