A public interest group hires students to solicit donations by telephone. After a brief training period students make calls to potential donors and are paid on a commission basis. Experience indicates that early on, these students tend to have only modest success and that 80% of them give up their jobs in their first two weeks of employment. The group hires 5 students, which can be viewed as a random sample. Answer parts a. and b. below. b. What is the probability that at least 2 of the 5 will not give up in the first two weeks? (Round to four decimal places as needed.) CHE
A public interest group hires students to solicit donations by telephone. After a brief training period students make calls to potential donors and are paid on a commission basis. Experience indicates that early on, these students tend to have only modest success and that 80% of them give up their jobs in their first two weeks of employment. The group hires 5 students, which can be viewed as a random sample. Answer parts a. and b. below. b. What is the probability that at least 2 of the 5 will not give up in the first two weeks? (Round to four decimal places as needed.) CHE
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 50E: Flexible Work Hours In a recent survey, people were asked whether they would prefer to work flexible...
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Transcribed Image Text:A public interest group hires students to solicit donations by telephone. After a brief training period students make calls to potential donors and are paid on a commission basis. Experience indicates
that early on, these students tend to have only modest success and that 80% of them give up their jobs in their first two weeks of employment. The group hires 5 students, which can be viewed as a
random sample. Answer parts a. and b. below.
b. What is the probability that at least 2 of the 5 will not give up in the first two weeks?
(Round to four decimal places as needed.)
CHE
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