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Name: A random sample of residents in city J were surveyed about whether the
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Description: A random sample of residents in city J were surveyed about whether they supported raising taxes to increase bus service for the city. From the results, a 95 percent confidence interval was constructed to estimate the proportion of people in the city

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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A random sample of residents in city J were surveyed about whether they supported raising taxes to increase bus service for the city. From the results, a 95 percent confidence interval was constructed to estimate the proportion of people in the city who support the increase. The interval was (0.46,0.52)(0.46,⁢0.52).

Based on the confidence interval, which of the following claims is supported?

A) More than 90 percent of the residents support the increase.

B) More than 60 percent of the residents support the increase.

C) More than 40 percent of the residents support the increase.

D) Fewer than 10 percent of the residents support the increase.

E) Fewer than 25 percent of the residents support the increase.

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