You may need to use the appropriate appendix table or technology to answer this question. Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. The mean arrival rate is 10 passengers per minute. (Round your answers to six decimal places.) (a) Compute the probability of no arrivals in a one-minute period.   (b) Compute the probability that three or fewer passengers arrive in a one-minute period.   (c) Compute the probability of no arrivals in a 15-second period.   (d) Compute the probability of at least one arrival in a 15-second period.

Question

QUESTION 11

You may need to use the appropriate appendix table or technology to answer this question.
Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. The mean arrival rate is 10 passengers per minute. (Round your answers to six decimal places.)
(a)
Compute the probability of no arrivals in a one-minute period.
 
(b)
Compute the probability that three or fewer passengers arrive in a one-minute period.
 
(c)
Compute the probability of no arrivals in a 15-second period.
 
(d)
Compute the probability of at least one arrival in a 15-second period.
 

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