Question
In a survey of2255randomly selected US adults (age18 or older),1787 of them use the Internet regularly. Of the Internet users,1054 use a social networking site.
In a survey of2255randomly selected US adults (age18 or older),1787 of them use the Internet regularly. Of the Internet users,1054 use a social networking site.1Find a90% confidence interval for each of the following proportions.
1Hampton, K., Goulet, L., Rainie, L., and Purcell, K., ''Social Networking Sites and Our Lives," Pew Research Center, June 16, 2011.
(a) Proportion of US adults who use the Internet regularly.
Round your answers to three decimal places.
The90% confidence interval is ____ to____ .
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Microeconomics
Authors: Austan Goolsbee, Steven Levitt, Chad Syverson
2nd edition
1464187029, 978-1464189104, 1464189102, 978-0716759751, 716759756, 978-1464187025
