Question

A local car dealership currently has 36 used GM, Ford, and Toyota vehicles on the lot that can be classified as ­either cars or trucks. The following data are available:
• Twentysix vehicles are cars.
• Eleven vehicles are GMs.
• Fifteen vehicles are Fords.
• Three vehicles are both Toyotas and trucks.
• Fourteen vehicles are both Fords and cars.
a. What is the probability that a randomly selected vehicle is a Toyota?
b. What is the probability that a randomly selected vehicle is a truck?
c. What is the probability that a randomly selected vehicle is a either a Ford or a car?
d. What is the probability that a randomly selected vehicle is a GM truck?
e. What is the probability that a randomly selected vehicle is a Toyota, given it is a car?
f. What is the probability that a randomly selected vehicle is a truck, given it is a Ford?
g. Construct a decision tree for these events.


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  • CreatedJuly 17, 2015
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