On a Particular Busy Section of the Garden State Parkway

question 115

Multiple Choice

On a particular busy section of the Garden State Parkway in New Jersey, police use radar guns to detect speeding drivers. Assume the time that elapses between successive speeders is exponentially distributed with the mean of 15 minutes. What is the probability of a waiting time in excess of 25 minutes between successive speeders?

• A) 0.1889
• B) 0.2674
• C) 0.7336
• D) 0.8113

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