SOLUTION: The Denver Post reported that, on average, a large shopping center had an incident of shoplifting caught by security 1.2 times every three hours. The shopping center is open from 1

Question 1028021: The Denver Post reported that, on average, a large shopping center had an incident of shoplifting caught by security 1.2 times every three hours. The shopping center is open from 10 A.M. to 9 P.M. (11 hours). Let r be the number of shoplifting incidents caught by security in an 11-hour period during which the center is open.

What is λ? (Use 2 decimal places.)

(b) What is the probability that from 10 A.M. to 9 P.M. there will be at least one shoplifting incident caught by security? (Use 4 decimal places.)

(c) What is the probability that from 10 A.M. to 9 P.M. there will be at least three shoplifting incidents caught by security? (Use 4 decimal places.)

(d) What is the probability that from 10 A.M. to 9 P.M. there will be no shoplifting incidents caught by security? (Use 4 decimal places.)
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
(a) λ =
(b) Poisson pmf:
==>
(c)
(d)

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