This Question: 1 pt Telephone calls arrive at an information desk at a rate of 1

Question

This Question: 1 pt Telephone calls arrive at an information desk at a rate of 15 per hour. a. What is the probability that the next call will arrive within 3 minutes (0.05 hour)? b. What is the probability that the next call will arrive within 15 minutes (0.25 hour)? a. The probability that the next call will arrive within 3 minutes is (Round to four decimal places as needed.) b. The probability that the next call will arrive within 15 minutes is Round to four decimal places as needed.) Ent vern eac the answer boxe

Explanation / Answer

Lambda = 15

P(X < x) = 1 - e-15x

A) P(X < 0.05) = 1 - e-15*0.05 = 0.5276

B) P(X < 0.25) = 1 - e-15*0.25 = 0.9765

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