Hospital Noise Levels Noise levels at various area urban hospitals were measured in decibels. The mean noise level in 161 ward areas was 53.2 decibels, and the population standard deviation is 4.8. Find the 90% confidence interval of the true mean. Round your answers to at least one decimal place. ο <με X
Hospital Noise Levels Noise levels at various area urban hospitals were measured in decibels. The mean noise level in 161 ward areas was 53.2 decibels, and the population standard deviation is 4.8. Find the 90% confidence interval of the true mean. Round your answers to at least one decimal place. ο <με X
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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