This Question: 1 pt A local car dealership currently has 35 used Company A, Comp

Question

This Question: 1 pt A local car dealership currently has 35 used Company A, Company B, and Company C vehicles t either cars or trucks. The following data are available. Complete parts a) through g) below. are cars 10 vehicles are Company A 15 vehicles are Company B 2 vehicles are both Company C and trucks. a) What is the probability that a (Round to three decimal places as needed.) b) What is the probability that a randomly selected vehicle is a truck? (Round to three decimal places as needed.) (Round to three decimal places as needed.) (Round to three decimal places as needed.) (Round to three decimal places as needed.) (Round to three decimal places as needed.) f) What is the probability that a randomly selected vehicle is a truck, given it is a Company B?

Explanation / Answer

Solution

a) P(C) = (35-10-15) =10 = 0.286

b) P(truck) = (35-27)/35 = 8/35 =0.229

c) P(B or car) = P(B) + P(car) -  P(B and car) = 15/35+ 27/35 - 14/35 = 28/35 =0.8

d) P(A truck)= 5/35 = 0.143

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