Math

ProbabilityQ&A LibraryThe 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?Start your trial now! First week only $4.99!*arrow_forward*

Question

. 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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