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chapter 08, section 8.2, problem 025
a city planner wants to estimate, w...
Mathematics, 20.11.2019 05:31 Theblackdot15
Printer version
chapter 08, section 8.2, problem 025
a city planner wants to estimate, with a 97% confidence level, the average monthly residential water usage in the city. based on earlier data, the population standard deviation of
the monthly residential water usage in this city is 387.40 gallons. how large a sample should be selected so that the estimate for the average monthly residential water usage in
this city is within 105 gallons of the population mean?
round your answers to the nearest integer.
Answers: 1
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