EBook Problems Distrib Poisson

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EBook Problems Set - Poisson Distribution

Problem 1

Suppose X has a poisson distribution with a mean of 4. What is the probability of: P(X=8)?

  • Choose one answer.
(a) 0.0298
(b) 0.2980
(c) 0.3829
(d) 0.3912


Problem 2

Suppose X has a poisson distribution with a mean of 4. What is the probability of: P(X=0)?

  • Choose one answer.
(a) 0.0183
(b) 0.9321
(c) 0.0847
(d) 0.3982


Problem 3

Suppose the number of cars that enter a parking lot in an hour is a Poisson random variable, and suppose that P(X=0)=0.05. Determine the mean of X.

  • Choose one answer.
(a) 3.543
(b) 2.996
(c) 5.433
(d) 2.341


Problem 4

Suppose the number of cars that enter a parking lot in an hour is a Poisson random variable, and suppose that P(X=0)=0.05. Determine the variance of X.

  • Choose one answer.
(a) 2.996
(b) 3.232
(c) 9.321
(d) 0.349



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