According to a survey, 22.8% of credit-card-holding families in a certain area hardly ever pay off the balance. Suppose random sample of 29 credit-card-holding families is taken. Find the probability that at least 4 families hardly ever pay off the balance. THE The probability that at least 4 families hardly ever pay off the balance is (Round to four decimal places as needed.)

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
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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According to a survey, 22.8% of credit-card-holding families in a certain area hardly ever pay off the balance. Suppose a
random sample of 29 credit-card-holding families is taken. Find the probability that at least 4 families hardly ever pay off
the balance.
THE
The probability that at least 4 families hardly ever pay off the balance is
(Round to four decimal places as needed.)
Transcribed Image Text:According to a survey, 22.8% of credit-card-holding families in a certain area hardly ever pay off the balance. Suppose a random sample of 29 credit-card-holding families is taken. Find the probability that at least 4 families hardly ever pay off the balance. THE The probability that at least 4 families hardly ever pay off the balance is (Round to four decimal places as needed.)
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