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! Required information During a recent drought, a water utility in a certain town sampled 100 residential water bills and found that 75 of the residences had reduced their water consumption over that of the previous year. Someone claims that more than 71.97% of residences reduced their water consumption. With what level of confidence can this statement be made? Express the answer as a percent and round to two decimal places. The level of confidence is %.

! Required information During a recent drought, a water utility in a certain town sampled 100 residential water bills and found that 75 of the residences had reduced their water consumption over that of the previous year. Someone claims that more than 71.97% of residences reduced their water consumption. With what level of confidence can this statement be made? Express the answer as a percent and round to two decimal places. The level of confidence 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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Required information During a recent drought, a water utility in a certain town sampled 100 residential water bills and found that 75 of the residences had reduced their water consumption over that of the previous year. Someone claims that more than 71.97% of residences reduced their water consumption. With what level of confidence can this statement be made? Express the answer as a percent and round to two decimal places. The level of confidence is %.
Transcribed Image Text:Required information During a recent drought, a water utility in a certain town sampled 100 residential water bills and found that 75 of the residences had reduced their water consumption over that of the previous year. Someone claims that more than 71.97% of residences reduced their water consumption. With what level of confidence can this statement be made? Express the answer as a percent and round to two decimal places. The level of confidence is %.
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