Airline passengers arrive randomly and independentlyr at the passengerscreening facility at a major international airport. The mean an'ival rate is 6 passengers per minute. 3. Compute the probability of no arrivals in a oneminute period {to 6 decimals}. .0024? 9 I3. Compute the probability that three or fewer passengers arrive in a oneminute period {to 4 decimals}. [:19 :2. Compute the probability of no arrivals in a 15second period {to 4 decimals}. B d. Compute the probability of at least one arrival in a 15second period (to 4 decimals). E3