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# The number of messages sent to a computer bulletin board

Question posted by  (1) The number of messages sent to a computer bulletin board is a Poisson distributed random variable with a mean of 5 messages per hour. Round your answers to four decimal places (e.g. 98.7654).

(a) What is the probability that 5 messages are received in 1 hour?

(b) What is the probability that 10 messages are received in 1.5 hours?

(c) What is the probability that less than two messages are received in one-half hour?

(2) The number of messages sent to a computer bulletin board is a Poisson distributed random variable with a mean of 5 messages per hour. Round your answers to four decimal places (e.g. 98.7654).

(a) What is the probability that 5 messages are received in 1 hour?

(b) What is the probability that 10 messages are received in 1.5 hours?

(c) What is the probability that less than two messages are received in one-half hour?

(3) The number of messages sent to a computer bulletin board is a Poisson distributed random variable with a mean of 5 messages per hour. Round your answers to four decimal places (e.g. 98.7654).

(a) What is the probability that 5 messages are received in 1 hour?

(b) What is the probability that 10 messages are received in 1.5 hours?

(c) What is the probability that less than two messages are received in one-half hour?

(4) The number of messages sent to a computer bulletin board is a Poisson distributed random variable with a mean of 5 messages per hour. Round your answers to four decimal places (e.g. 98.7654).

(a) What is the probability that 5 messages are received in 1 hour?

(b) What is the probability that 10 messages are received in 1.5 hours?

(c) What is the probability that less than two messages are received in one-half hour?

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## [Solved] The number of messages sent to a computer bulletin board

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