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A researcher claims that the average wind speed in a certain city is 8 miles per hour. A sample of 32 days has an average wind speed of 8.2 miles per hour. The population standard deviation for this city's wind speed is 0.6 miles per hour. At a significance level of 0.05, what is the critical value(s) for this hypothesis test? ±1.96 +1.645 +2.170 +2.33 +2.575

A researcher claims that the average wind speed in a certain city is 8 miles per hour. A sample of 32 days has an average wind speed of 8.2 miles per hour. The population standard deviation for this city's wind speed is 0.6 miles per hour. At a significance level of 0.05, what is the critical value(s) for this hypothesis test? ±1.96 +1.645 +2.170 +2.33 +2.575

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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A researcher claims that the average wind speed in a certain city is 8 miles per hour. A sample of 32 days has an average wind speed of 8.2 miles per hour. The population standard deviation for this city's wind speed is 0.6 miles per hour. At a significance level of 0.05, what is the critical value(s) for this hypothesis test? +1.96 +1.645 +2.170 +2.33 +2.575
Transcribed Image Text:A researcher claims that the average wind speed in a certain city is 8 miles per hour. A sample of 32 days has an average wind speed of 8.2 miles per hour. The population standard deviation for this city's wind speed is 0.6 miles per hour. At a significance level of 0.05, what is the critical value(s) for this hypothesis test? +1.96 +1.645 +2.170 +2.33 +2.575
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