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MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Question
![A store manager gathers some demographic information
from the store's customers. The following chart
summarizes the age-related information they
collected:
Age
Number of Customers
< 20
98
20-29
88
30-39
65
40-49
79
-59
52
> 60
70
One customer is chosen at random for a prize giveaway.
(Round answers to 4 decimal places.)
a. What is the probability that the customer is at least
20 but no older than 49?
b. What is the probability that the customer is either
older than 60 or younger than 40?
c. What is the probability that the customer is at least
50?](https://content.bartleby.com/qna-images/question/1055f5d6-93c2-4e95-88c2-90730c556a91/6e65be04-3318-4464-a649-f6172e492b8d/1lmp9a_thumbnail.jpeg)
Transcribed Image Text:A store manager gathers some demographic information
from the store's customers. The following chart
summarizes the age-related information they
collected:
Age
Number of Customers
< 20
98
20-29
88
30-39
65
40-49
79
-59
52
> 60
70
One customer is chosen at random for a prize giveaway.
(Round answers to 4 decimal places.)
a. What is the probability that the customer is at least
20 but no older than 49?
b. What is the probability that the customer is either
older than 60 or younger than 40?
c. What is the probability that the customer is at least
50?
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