8

In January of 2017, the Pew Research Center conducted a survey involving a nationally representative sample of 4,248 respondents, both men and women. The survey found that the proportion of U.S. adults who have personally be subjected to harassing behavior online is 41%. This was based at a 95% confidence level, with a margin of error of 2.9%. (Source: http://www.pewinternet.org/2017/07/11/online-harassment- 2017/) Which of the following would be the confidence interval, based on this information? O (0.921, 0.979) (0.381, 0.439) (0.41, 0.95) O (-0.029, 0.029)