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What are the mean and standard deviation of the number

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Reference no: EM132331996

Past records indicate that the probability of bank accounts that turn out to be fraudulent is 0.08. Suppose that, on a given day, 20 online bank accounts are created.

a. What are the mean and standard deviation of the number of bank accounts that turn out to be fraudulent.

b. What is the probability that zero bank accounts will turn out to be fraudulent?

c. What is the probability that one bank account will turn out to be fraudulent?

d. What is the probability that two or more bank accounts will turn out to be fraudulent?

Reference no: EM132331996

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