The time between arrivals of vehicles at a particular intersection follows an exponential probability distribution with a mean of 12 seconds a Sketch this exponential probability distribution f x 0 15 0 10 0 05 f x 0 15 0 10 0 05 5 10 15 20 25 30 X f x 0 15 0 10 0 05 5 10 question4265470 8 15 20 25 30 X f x 0 15 0 10 0 05 5 10 15 20 25 9 30