A store gathers some demographic information from their customers. The following chart summarizes the age-related information they collected: Age Number of Customers <20 20-30 30-40 40-50 50-60 >60 83 92 93 97 52 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 50? What is the probability that the customer is either older than 60 or younger than 20? What is the probability that the customer is at least 50? Enter your answers as either decimals or fractions, not as percents.
A store gathers some demographic information from their customers. The following chart summarizes the age-related information they collected: Age Number of Customers <20 20-30 30-40 40-50 50-60 >60 83 92 93 97 52 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 50? What is the probability that the customer is either older than 60 or younger than 20? What is the probability that the customer is at least 50? Enter your answers as either decimals or fractions, not as percents.
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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Transcribed Image Text:A store gathers some demographic information from their customers. The following chart summarizes the
age-related information they collected:
Age Number of Customers
<20
20-30
30-40
40-50
50-60
>60
83
92
93
97
52
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 50?
What is the probability that the customer is either older than 60 or younger than 20?
What is the probability that the customer is at least 50?
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Enter your answers as either decimals or fractions, not as percents.
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