The percentage of adult users of the Internet who use Facebook has increased over time (Pew Research

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The percentage of adult users of the Internet who use Facebook has increased over time (Pew Research internet Project, 2013). of adult Internet users age 18-49, 81% use Facebook. of adult Internet users age 50 and older, 54% use Facebook. Assume that 52% of adult Internet users are age 18-49.
a. What is the probability that a randomly selected adult user of the Internet is age 50 or older?
b. Given that an adult Internet user uses Facebook, what is the probability that he/she is age 18-49?
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Statistics For Business & Economics

ISBN: 9781305585317

13th Edition

Authors: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams, Jeffrey D. Camm, James J. Cochran

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