Answered: survey to determine if the percentage…

Name: You recently sent out a survey to determine if the percentage of adult
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Description: You recently sent out a survey to determine if the percentage of adults who use social media has changed from 52%, which was the percentage of adults who used social media five years ago. Of the 2308 people who responded to survey, 1756 stated that t

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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You recently sent out a survey to determine if the percentage of adults who use social media has changed from 52%, which was the percentage of adults who used social media five years ago. Of the 2308 people who responded to survey, 1756 stated that they currently use social media.

Use the data from this survey to construct a 96% confidence interval estimate of the proportion of adults who use social media. Record the result below in the form of (#,#)(#,#). Round your final answer to four decimal places.

Can you conclude that the percentage of adults who use social media has changed? (yes or no)

If it has changed, has it increased or decreased?

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