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A store manager gathers some demographic information from the store's customers. The following chart summarizes the age-related information they collected: Age < 20 20-29 30-39 40-49 50-59 > 60 Number of Customers 82 53 90 100 76 96 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 39? b. What is the probability that the customer is either older than 39 or younger than 20? c. What is the probability that the customer is at least 60?

A store manager gathers some demographic information from the store's customers. The following chart summarizes the age-related information they collected: Age < 20 20-29 30-39 40-49 50-59 > 60 Number of Customers 82 53 90 100 76 96 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 39? b. What is the probability that the customer is either older than 39 or younger than 20? c. What is the probability that the customer is at least 60?

MATLAB: An Introduction with Applications
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 store manager gathers some demographic information from the store's customers. The following chart summarizes the age-related information they collected: Age < 20 20-29 30-39 40-49 50-59 > 60 Number of Customers 82 53 90 100 76 96 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 39? b. What is the probability that the customer is either older than 39 or younger than 20? c. What is the probability that the customer is at least 60? > Next Question
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 < 20 20-29 30-39 40-49 50-59 > 60 Number of Customers 82 53 90 100 76 96 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 39? b. What is the probability that the customer is either older than 39 or younger than 20? c. What is the probability that the customer is at least 60? > Next Question
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