MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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The amount of annual snowfall in a certain mountain range is normally distributed with a mean of 70 inches and a standard deviation of 10 inches. If X ¯ represents the average amount of snowfall in 7 years, find k such that P(X ¯ <k) = 0.9. Round your answer to 3 decimal places.
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