Mathematics, 14.04.2020 00:16 ahmedeldyame

The average annual wind speed in Rochester, Minnesota is 13.1 miles per hour. If a sample of 100 days was used to determine the average wind speed, find the 98% confidence interval of the mean. Assume the population standard deviation was 2.8 miles per hour.
Z D/2 = 2.33

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The average annual wind speed in Rochester, Minnesota is 13.1 miles per hour. If a sample of 100 days was used to determine the average wind speed, find the 98% confidence interval of the mean. Assume the population standard deviation was 2.8 miles per hour. Z D/2 = 2.33

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Another question on Mathematics

The average annual wind speed in Rochester, Minnesota is 13.1 miles per hour. If a sample of 100 days was used to determine the average wind speed, find the 98% confidence interval of the mean. Assume the population standard deviation was 2.8 miles per hour.
Z D/2 = 2.33