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a) The gas mileage of the Ford Focus is normally distributed, with a mean of 35 mpg and a standard deviation of 10 mpg. Find
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Answer #1

Let X be the gal milege of the ford focus Xn N( 35,100) 3%35 0=10 PL X> 50] = P[X-4> 50-35 %3D N(O,1) = P[ z> 1.5] =1 -P[Z<li99-7.% d) e P[X<x,] = O.25 = 0.25 TY Lo <X (0→ Pl Xų <X;-35] 0-25 z< X,-35 0.25 10 wing Ztable, 8330.0 - r0.674 9:1003x>ON19

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