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(b) Proportion of US adult Internet users who use a social networking site. Round your answers to three decimal places. The 99% confidence interval is i to (c) Proportion of all US adults who use a social networking site. Round your answers to three decimal places. The 99% confidence interval is i i to i Use the confidence interval to estimate whether it is plausible to estimate that 50% of all US adults now use a social networking site.

(b) Proportion of US adult Internet users who use a social networking site. Round your answers to three decimal places. The 99% confidence interval is i to (c) Proportion of all US adults who use a social networking site. Round your answers to three decimal places. The 99% confidence interval is i i to i Use the confidence interval to estimate whether it is plausible to estimate that 50% of all US adults now use a social networking site.

College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 6E: List the sample space of each experiment. Tossing three coins
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Social Networking Sites In a survey of 2255 randomly selected US adults (age 18 or older), 1787 of them use the Internet regularly. Of the Internet users, 1054 use a social networking site.¹ Find a 99% confidence interval for each of the following proportions. ¹Hampton, K., Goulet, L., Rainie, L., and Purcell, K., "Social Networking Sites and Our Lives," Pew Research Center, June 16, 2011.
Transcribed Image Text:Social Networking Sites In a survey of 2255 randomly selected US adults (age 18 or older), 1787 of them use the Internet regularly. Of the Internet users, 1054 use a social networking site.¹ Find a 99% confidence interval for each of the following proportions. ¹Hampton, K., Goulet, L., Rainie, L., and Purcell, K., "Social Networking Sites and Our Lives," Pew Research Center, June 16, 2011.
(b) Proportion of US adult Internet users who use a social networking site. Round your answers to three decimal places. The 99% confidence interval is i (c) Proportion of all US adults who use a social networking site. Round your answers to three decimal places. to i The 99% confidence interval is i to i Use the confidence interval to estimate whether it is plausible to estimate that 50 % of all US adults now use a social networking site.
Transcribed Image Text:(b) Proportion of US adult Internet users who use a social networking site. Round your answers to three decimal places. The 99% confidence interval is i (c) Proportion of all US adults who use a social networking site. Round your answers to three decimal places. to i The 99% confidence interval is i to i Use the confidence interval to estimate whether it is plausible to estimate that 50 % of all US adults now use a social networking site.
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