A store gathers some demographic information from their customers. The following chart summarizes the age-related information they collected: Age Number of Customers <20<20 90 20-30 72 30-40 60 40-50 56 50-60 93 ≥60≥60 53 One customer is chosen at random for a prize giveaway. What is the probability that the customer is at least 30 but no older than 60? What is the probability that the customer is either older than 50 or younger than 30? What is the probability that the customer is at least 50?
A store gathers some demographic information from their customers. The following chart summarizes the age-related information they collected: Age Number of Customers <20<20 90 20-30 72 30-40 60 40-50 56 50-60 93 ≥60≥60 53 One customer is chosen at random for a prize giveaway. What is the probability that the customer is at least 30 but no older than 60? What is the probability that the customer is either older than 50 or younger than 30? What is the probability that the customer is at least 50?
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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A store gathers some demographic information from their customers. The following chart summarizes the age-related information they collected:
| Age | Number of Customers |
|---|---|
| <20<20 | 90 |
| 20-30 | 72 |
| 30-40 | 60 |
| 40-50 | 56 |
| 50-60 | 93 |
| ≥60≥60 | 53 |
One customer is chosen at random for a prize giveaway.
What is the
What is the probability that the customer is either older than 50 or younger than 30?
What is the probability that the customer is at least 50?
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