Question: QUESTION 17 4 points Save Answer The Allen Fire Department receives 911 calls according to a Poisson process at a mean rate of 4 calls

QUESTION 17 4 points Save Answer The Allen Fire

QUESTION 17 4 points Save Answer The Allen Fire Department receives 911 calls according to a Poisson process at a mean rate of 4 calls per hour. What is the probability that the time between two successive calls is between 8 and 11 minutes? O 0.176 0.276 O 0.231 O 0.106 QUESTION 18 3 points Save Answer Airline passengers arrive randomly and independently at a major airport. The mean arrival rate is 5 passengers per minute. Answer questions 18-19. What is the probability of exactly 8 arrivals in 2 minutes? O 0.0653 0.1126 0.2172 0.2240 QUESTION 19 4 points Save Answer What is the probability of at least 5 arrivals in 2 minutes? O 0.4232 0 0.3840 O 0.5595 O 0.9707

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