A common transportation problem in large cities is congestion on the freeways. In the Canadian Journal of
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A common transportation problem in large cities is congestion on the freeways. In the Canadian Journal of Civil Engineering (Jan. 2013), civil engineers investigated the use of variable
Table for Exercise 4.30
a. Verify that the properties of discrete probability distributions are satisfied for each individual section of the freeway.
b. Consider a vehicle that will travel through the three sections of the freeway at a steady (fixed) speed. Let x represent this speed. Find the probability distribution for x.
c. Refer to part b. What is the probability that the vehicle can travel at least 50 mph through the three sections of the freeway?
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