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Twitter and wireless Internet. According to the Pew
Chapter 3, Problem 61E(choose chapter or problem)
Problem 61E
Twitter and wireless Internet. According to the Pew Internet&American Life Project (Oct. 2009), 54% of Internet users have a wireless connection to the Internet via a laptop, cell phone, game console, or other mobile device. Of these wireless users, 25% use Twitter to share updates about themselves. What is the probability that an Internet user has a wireless connection and uses Twitter?
Questions & Answers
QUESTION:
Problem 61E
Twitter and wireless Internet. According to the Pew Internet&American Life Project (Oct. 2009), 54% of Internet users have a wireless connection to the Internet via a laptop, cell phone, game console, or other mobile device. Of these wireless users, 25% use Twitter to share updates about themselves. What is the probability that an Internet user has a wireless connection and uses Twitter?
ANSWER:
Solution:
Step 1 of 2:
According to the project, 54% of internet users have a wireless connection to the internet via a laptop, cell phone, game console, or other mobile devices.
Of these wireless users, 25% use twitter to share updates about themselves.
We have to find the probability that an internet user has a wireless connection and uses Twitter.