Answered: In November 2018, 50,000 people living…

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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In November 2018, 50,000 people living in the United States were asked whether they had a computer at home. Suppose 47,126 answered yes, they had a computer at home. There were 326,766,748 people living in the United States at the time of the survey. The 99% confidence interval for the proportion of people living in the United States who have a computer at home is 0.9398 to 0.9452. Determine an interval with 99% confidence for the number (how many) of people living in the United States who have a computer at home.

choices are:

a) 304,317,872 to 311,637,448

b) 307,095,390 to 308,859,930

c) 307,324,126 to 308,663,870

d) 307,422,157 to 308,533,163

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