question archive A survey of 120 teenagers (ages 12-17) was conducted about their social media usage
A survey of 120 teenagers (ages 12-17) was conducted about their social media usage
Subject:StatisticsPrice: Bought3
A survey of 120 teenagers (ages 12-17) was conducted about their social
media usage. It was found that 87 teenagers had a Facebook account, 63 teenagers had a Twitter account, and 48 teenagers had both a Facebook and Twitter account. One teenager from this survey is selected at random.
Find the probability that this teenager has a Facebook account.
Options:
A. 0.325
B. 0.439
C. 0.725
D. 0.870
E. None of these
