Construct a 95% confidence interval for the population proportion of adults (a) From the South who say

Question:

Construct a 95% confidence interval for the population proportion of adults

(a) From the South who say that traffic congestion is a serious problem.

(b) From the West who say that traffic congestion is a serious problem.

Use the figure, which shows the results of a survey in which separate samples of 400 adults each from the East, South, Midwest, and West were asked whether traffic congestion is a serious problem in their community.

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Elementary Statistics Picturing The World

ISBN: 9780321911216

6th Edition

Authors: Ron Larson, Betsy Farber

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Question Posted: Nov 24, 2015 07:52 AM

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Construct a 95% confidence interval for the population proportion of adults (a) From the South who say

Question:

Bad Traffic Congestion? Adults who say that traftic congestion is a serious problem East South Midwest West 36% 326 26% 56%

Step by Step Answer:

a p 032 q 1 p 068 p z c p q n 032 196 032 ...View the full answer

Elementary Statistics Picturing The World

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