# Question

Complaints about an Internet brokerage firm occur at a rate of five per day. The number of complaints appears to be Poisson distributed.

a. Find the probability that the firm receives 10 or more complaints in a day.

b. Find the probability that the firm receives 25 or more complaints in a 5-day period.

a. Find the probability that the firm receives 10 or more complaints in a day.

b. Find the probability that the firm receives 25 or more complaints in a 5-day period.

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