A researcher claims that the average wind speed in a certain city is 8 miles per hour.
Question:
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 standard deviation of the population is 0.6 mile per hour. At \(\alpha=0.05\), is there enough evidence to reject the claim? Use the \(P\)-value method.
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Step 1 State the hypotheses and identify the claim H0 mu8 text claim q...View the full answer
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Related Book For 
Elementary Statistics A Step By Step Approach
ISBN: 9781260360653
11th Edition
Authors: Allan Bluman
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