The City of Halifax Has Determined That the Time Between

question 15

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

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Definitions:

Brachiocephalic

Pertaining to the brachiocephalic artery or vein, which are major blood vessels in the neck and upper chest that supply blood to the head, neck, and arms.

Cephalic

Relating to or located on the head.

Brachial

Pertaining to the arm, specifically the area of the upper arm close to the shoulder.

Femoral

Relating to the femur or thigh, the largest and strongest bone in the human body.