As the Average Service Rate μ increases, the Shape of the Negative

Multiple Choice

As the average service rate μ increases, the shape of the negative exponential distribution of service times

A) grows steadily steeper without limit
B) has an ever steeper slope that eventually turns positive
C) becomes less gently curved as it moves ever closer to the graph origin
D) takes on a more uniform slope over a wide range of service times
E) changes in appearance from convex to concave