3. A lucky customer at a used car dealership will get to randomly select one key from a barrel of keys. The barrel contains the keys of all the cars of the dealership that consist of 80 cars, of which 38 are foreign models and 50 are compact models, and 28 are domestic compact models. E F ENF (a) What is the probability that the selected car is either a domestic or a compact car? (b) The dealership changes its policy to use only domestic cars in the give-away event, as a part of the made-in-America movement. What is the new probability that the selected car is compact? (It is not 50/80 any more.)
3. A lucky customer at a used car dealership will get to randomly select one key from a barrel of keys. The barrel contains the keys of all the cars of the dealership that consist of 80 cars, of which 38 are foreign models and 50 are compact models, and 28 are domestic compact models. E F ENF (a) What is the probability that the selected car is either a domestic or a compact car? (b) The dealership changes its policy to use only domestic cars in the give-away event, as a part of the made-in-America movement. What is the new probability that the selected car is compact? (It is not 50/80 any more.)
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...
Related questions
Topic Video
Question
can you answer question 3 subsection A-B?
Transcribed Image Text:Page <
4
> of 6
ZOOM +
3. A lucky customer at a used car dealership will get to randomly select one key from a
barrel of keys. The barrel contains the keys of all the cars of the dealership that consist of
80 cars, of which 38 are foreign models and 50 are compact models, and 28 are domestic
compact models.
E
F
ENF
(a) What is the probability that the selected car is either a domestic or a compact car?
(b) The dealership changes its policy to use only domestic cars in the give-away event, as a
part of the made-in-America movement. What is the new probability that the selected car
is compact? (It is not 50/80 any more.)
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 4 steps
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, probability and related others by exploring similar questions and additional content below.Similar questions
Recommended textbooks for you
A First Course in Probability (10th Edition)
Probability
ISBN:
9780134753119
Author:
Sheldon Ross
Publisher:
PEARSON
A First Course in Probability (10th Edition)
Probability
ISBN:
9780134753119
Author:
Sheldon Ross
Publisher:
PEARSON