When customers call into a banks customer service phone line, they are asked to complete a survey
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When customers call into a bank’s customer service phone line, they are asked to complete a survey on service quality at the end of the call. Six out of ten customers agree to do the survey. Of those who agree, 58% actually respond to all the questions.
a. Calculate the probability that a randomly chosen customer who calls the service phone line will actually complete the survey.
b. Calculate the probability that a randomly chosen customer will not complete the survey.
c. If three customers are selected at random, what is the probability that only two of them will complete the survey?
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Related Book For
Business Statistics A Decision Making Approach
ISBN: 9780134496498
10th Edition
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry
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