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 $\theta = 10$ 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

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