The City of Halifax Has Determined That the Time Between

Multiple Choice

The city of Halifax has determined that the time between arrivals at a toll booth at the Angus L. Macdonald Bridge is exponentially distributed with λ = 4 cars per minute. Based on this information, what is the probability that the time between any two cars arriving will exceed 11 seconds?

A) about 0.48
B) about 0.52
C) about 0.96
D) about 0.06
E) about 1.0