Question: To determine the wind speed in a certain location, 20 samples are taken in a limited period of time. The average value of the measurements

To determine the wind speed in a certain location, 20 samples are taken in a limited period of time. The average value of the measurements is 20 miles per hour, and the standard deviation of the sample is 1 miles per hour. The 90% confidence interval for the mean value of the wind speed is 20 +/- Group of answer choices 0.34 MPH 0.94 0.39 MPH 0.83 MPH

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