Ms. Bergen is a loan officer at Coast Bank and Trust. From her years of experienc she estimates that the probability is .025 that an applicant will not be able to repa his or her installment loan. Last month she made 40 loans. a. What is the probability that three loans will be defaulted? b. What is the probability that at least three loans will be defaulted?

College Algebra
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Author:Ron Larson
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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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27. Ms. Bergen is a loan officer at Coast Bank and Trust. From her years of experience,
she estimates that the probability is .025 that an applicant will not be able to repay
his or her installment loan. Last month she made 40 loans.
a. What is the probability that three loans will be defaulted?
b. What is the probability that at least three loans will be defaulted?
Transcribed Image Text:27. Ms. Bergen is a loan officer at Coast Bank and Trust. From her years of experience, she estimates that the probability is .025 that an applicant will not be able to repay his or her installment loan. Last month she made 40 loans. a. What is the probability that three loans will be defaulted? b. What is the probability that at least three loans will be defaulted?
27. Ms. Bergen is a loan officer at Coast Bank and Trust. From her years of experience,
she estimates that the probability is .025 that an applicant will not be able to repay
his or her installment loan. Last month she made 40 loans.
a. What is the probability that three loans will be defaulted?
b. What is the probability that at least three loans will be defaulted?
Transcribed Image Text:27. Ms. Bergen is a loan officer at Coast Bank and Trust. From her years of experience, she estimates that the probability is .025 that an applicant will not be able to repay his or her installment loan. Last month she made 40 loans. a. What is the probability that three loans will be defaulted? b. What is the probability that at least three loans will be defaulted?
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