Multiple Choice
The time between customer arrivals at a furniture store has an approximate exponential distribution with mean θ = 8.5 minutes. If a customer just arrived, find the probability that the next customer will not arrive for at least 20 minutes.
A) 0.095089
B) 0.653770
C) 0.904911
D) 0.346230
Correct Answer:

Verified
Correct Answer:
Verified
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