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OpenStax, Introductory Statistics 2e §4.6 Poisson Distribution · Exercise 21 · Probability · Discrete distributions

Poisson Distribution · Exercise 21

For every 200 U.S. kids and teens, the average number who suffer from obsessive compulsive disorder is one. Out of a randomly chosen group of 600 U.S. kids and teens determine the following.

(a) In words, define the random variable X.
(b) List the values that X may take on.
(c) Give the distribution ofX. X ~ _____(_____,_____)
(d) How many are expected to suffer from obsessive compulsive disorder?
(e) Find the probability that no one suffers from obsessive compulsive disorder.
(f) Find the probability that more than four suffer from obsessive compulsive disorder.

Its source prints no answer for this problem, so there's nothing to check against.

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OpenStax, Introductory Statistics 2e · §4.6 Poisson Distribution · Exercise 21

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