Mathematics: Telephone calls arrive at the Global Airline reservation office in Louisville according to a Poisson distribution with a mean of 1.2 calls per minute. a. What is the probability of receiving exactly one call during a one-minute interval? b. What is the probability of receiving at most 2 calls during a one-minute interval? c. What is the probability of receiving at least two calls during a one-minute interval? d. What is the probability of receiving exactly 4 calls during a five-minute interval?

Telephone calls arrive at the Global Airline reservation

theflash077

23.06.2020

a) 0.3614

b) 0.8795

c) 0.3374

d) 0.1338

e) 0.9093

Step-by-step explanation:

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HOTaco2181

22.07.2020

q = 8

Step-by-step explanation:

$\frac{q}{q + q + 4} = \frac{2}{5} \\\frac{q}{2q + 4} = \frac{2}{5} \\\\4q + 8 = 5q\\q = 8$

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