Assume that the fleet consists of 35 percent Lexus, 40 percent Infinity, and 25 percent Mercedes automobiles. 55 percent of the Lexus cars, 75 percent of the Infinities, and 65 percent of the Mercedes have CD players. Use this information to answer the following questions. (1) What is the probability that a randomly selected car has a CD player?   (2) What is the probability that a randomly selected car either is a Mercedes or has a CD player?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Assume that the fleet consists of 35 percent Lexus, 40 percent Infinity, and 25 percent Mercedes automobiles. 55 percent of the Lexus cars, 75 percent of the Infinities, and 65 percent of the Mercedes have CD players. Use this information to answer the following questions.

(1) What is the probability that a randomly selected car has a CD player?

 



(2) What is the probability that a randomly selected car either is a Mercedes or has a CD player?

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