All customers insure at least one car. 80% of the customers insure more than one car. 20% of the customers insure a sports car. Of those customers who insure more than one car, 15% insure a sports car. 1.1 Determine the probability that a randomly selected customer insures a sports car only. A. 0.04 B. 0.06 C. 0.08 D. 0.10 E. 0.12 1.2 Determine the probability that a randomly selected customer insures exactly one car and that car is not a sports car. A. 0.00 B. 0.12 C. 0.25 D. 0.31 E. 0.35
All customers insure at least one car. 80% of the customers insure more than one car. 20% of the customers insure a sports car. Of those customers who insure more than one car, 15% insure a sports car. 1.1 Determine the probability that a randomly selected customer insures a sports car only. A. 0.04 B. 0.06 C. 0.08 D. 0.10 E. 0.12 1.2 Determine the probability that a randomly selected customer insures exactly one car and that car is not a sports car. A. 0.00 B. 0.12 C. 0.25 D. 0.31 E. 0.35
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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Transcribed Image Text:All customers insure at least one car.
80% of the customers insure more than one car.
20% of the customers insure a sports car.
. Of those customers who insure more than one car, 15% insure a sports car.
1.1 Determine the probability that a randomly selected customer insures a sports car only.
A. 0.04
B. 0.06
C. 0.08
D. 0.10
E. 0.12
1.2 Determine the probability that a randomly selected customer insures exactly one car
and that car is not a sports car.
A. 0.00
B. 0.12
C. 0.25
D. 0.31
E. 0.35
Expert Solution

Step 1
Introduction:
Denote M as the event that a randomly selected customer insures more than one car.
Since all customers insure at least one car, the complement Mꞌ is the event that a randomly selected customer insures exactly one car.
Denote S as the event that a randomly selected customer insures a sports car.
Then, Sꞌ is the event that a randomly selected customer does not insure a sports car.
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