A survey of 1020 adults of aged 18-49 years found that 34% of them have no credit cards, 21% have one credit card, 28% have two or three credit cards, 12% have four or five credit cards, and 5% have more than five credit cards. What is the probability that a randomly chosen respondent in the survey has the following? (a) No credit card (b) Between one and three credit cards (c) Four or more credit cards
A survey of 1020 adults of aged 18-49 years found that 34% of them have no credit cards, 21% have one credit card, 28% have two or three credit cards, 12% have four or five credit cards, and 5% have more than five credit cards. What is the probability that a randomly chosen respondent in the survey has the following? (a) No credit card (b) Between one and three credit cards (c) Four or more credit cards
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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Transcribed Image Text:A survey of 1020 adults of aged 18-49 years found that 34% of them have no credit cards, 21% have one credit card, 28% have two or three credit cards, 12% have four or five credit cards, and 5% have more than five credit cards. What is the probability that a randomly chosen
respondent in the survey has the following?
(a) No credit card
(b) Between one and three credit cards
(c) Four or more credit cards
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