A manager gathers some demographic information from the store's customers. The following chart summarizes the age-related information that was collected: Age Number of Customers <20<20 77 20-29 68 30-39 61 40-49 95 50-59 60 ≥60≥60 99 One customer is chosen at random for a prize giveaway. Please enter reduced fractions What is the probability that the customer is at least 30 but no older than 50? What is the probability that the customer is either older than 40 or younger than 20? What is the probability that the customer is at least 60?
A manager gathers some demographic information from the store's customers. The following chart summarizes the age-related information that was collected: Age Number of Customers <20<20 77 20-29 68 30-39 61 40-49 95 50-59 60 ≥60≥60 99 One customer is chosen at random for a prize giveaway. Please enter reduced fractions What is the probability that the customer is at least 30 but no older than 50? What is the probability that the customer is either older than 40 or younger than 20? What is the probability that the customer is at least 60?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A manager gathers some demographic information from the store's customers. The following chart summarizes the age-related information that was collected:
| Age | Number of Customers |
|---|---|
| <20<20 | 77 |
| 20-29 | 68 |
| 30-39 | 61 |
| 40-49 | 95 |
| 50-59 | 60 |
| ≥60≥60 | 99 |
One customer is chosen at random for a prize giveaway. Please enter reduced fractions
What is the
What is the probability that the customer is either older than 40 or younger than 20?
What is the probability that the customer is at least 60?
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