(Solution Download) The percentage of adult users of the Internet who use


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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