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How much noisier are streets where cars travel faster? An article rep kilometers per hour for a sample of roads. The following table pres Speed Noise 28.26 78.1 36.22 79.6 38.73 810 29.07 78.7 30.28 78.6 30.25 78.2 29.03 78.4 33.17 79.6 els in decibels and average speed in Find a 95% confidence interval for the mean noise level for streets whose average speed is 30 kilometers per hour. (Round the final answers to three decimal places.) The 95% confidence interval for the mean is (

How much noisier are streets where cars travel faster? An article rep kilometers per hour for a sample of roads. The following table pres Speed Noise 28.26 78.1 36.22 79.6 38.73 810 29.07 78.7 30.28 78.6 30.25 78.2 29.03 78.4 33.17 79.6 els in decibels and average speed in Find a 95% confidence interval for the mean noise level for streets whose average speed is 30 kilometers per hour. (Round the final answers to three decimal places.) The 95% confidence interval for the mean is (

MATLAB: An Introduction with Applications
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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How much noisier are streets where cars travel faster? An article rep kilometers per hour for a sample of roads. The following table pres Speed Noise 28.26 78.1 36.22 79.6 38.73 81.0 29.07 78.7 30.28 78.6 30.25 78.2 29.03 78.4 33.17 79.6 els in decibels and average speed in Find a 95% confidence interval for the mean noise level for streets whose average speed is 30 kilometers per hour. (Round the final answers to three decimal places.) The 95% confidence interval for the mean is (
Transcribed Image Text:How much noisier are streets where cars travel faster? An article rep kilometers per hour for a sample of roads. The following table pres Speed Noise 28.26 78.1 36.22 79.6 38.73 81.0 29.07 78.7 30.28 78.6 30.25 78.2 29.03 78.4 33.17 79.6 els in decibels and average speed in Find a 95% confidence interval for the mean noise level for streets whose average speed is 30 kilometers per hour. (Round the final answers to three decimal places.) The 95% confidence interval for the mean is (
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