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Mathematics, 01.12.2020 14:10 jennelledenise
Suppose that the flying hours for aircraft operated by regional airlines in the U. S. during 2006 are normally distributed with mean 2500 and standard deviation 400. Find the number of flying hours such that about 97.5% of the aircraft has flying hours exceeding this number.
A) 1,700
B) 2,100
C) 2.500
D) 2,900
E) 3,300
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