The 95% confidence interval for the number of teens in Exercise 5 who reported that they went
Question:
The 95% confidence interval for the number of teens in Exercise 5 who reported that they went online several times daily is from 53% to 59%.
a) Interpret the interval in this context.
b) Explain the meaning of “95% confident” in this context.
Data From Exercise 5
Pew Research, in 2015, polled a random sample of 1060 U.S. teens (ages 13–17) about Internet use. 56% of those teens reported going online several times a day—a fact of great interest to advertisers.
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Intro Stats
ISBN: 9780134668420
5th Edition
Authors: Richard D De Veaux, Paul F Velleman, David E Bock, Nick Horton
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