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Chapter 4
Question 10, 4.2.26
HW Score: 54.17%, 5.42
Part 3 of 3
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Each year, ratings are compiled concerning the performance of new cars during the first 90 days of use. Suppose that the cars have been categorized as manufacturing a car is based (in some country x or not in country x). Based on the data collected, the probability of a company based in country x is 0.015. Use this information to answer (a) through (d) below.
a. Suppose you know that a company based in country x manufactured a particular car. What is the probability that the car needs warranty repair? 0.017
(Round to three decimal places as needed.)
b. Suppose you know that a company based in country x did not manufacture a particular car. What is the probability that the car needs warranty repair? 0.350
(Round to three decimal places as needed.)
c. Are the need for warranty repair and the location of the company manufacturing the car independent?
A. Yes
B. No
C. Not enough information
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Chapter 4
Question 10, 4.2.28
Each year, ratings are compiled concerning the performance of new cars during the first 90 days of use. Suppose that the cars have been categorized as manufacturing a car is based (in some country x or not in country x). Based on the data collected, the probability of a company based in country X is 0.015. Use this information to answer (a) through (d) below.
a. Suppose you know that a company based in country X manufactured a particular car. What is the probability that the car needs warranty repair? 0.017
(Round to three decimal places as needed.)
b. Suppose you know that a company based in country X did not manufacture a particular car. What is the probability that the car needs warranty repair? 0.350
(Round to three decimal places as needed.)
c. Are the need for warranty repair and the location of the company manufacturing the car independent?
A. Yes
B. No
C. Not enough information
example
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