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The Time Between Arrivals at an ATM Machine Follows an Exponential

Question 168

Multiple Choice

The time between arrivals at an ATM machine follows an exponential distribution with θ=10\theta = 10 minutes. Find the probability that less than 25 minutes will pass between arrivals.


A) 0.082085
B) 0.670320
C) 0.917915
D) 0.329680

Correct Answer:

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