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. b. what is the probability that the arrival time between vehicles is 12 seconds or less? c. What is the probability that the arrival time between vehicles is 6 seconds or less? d. What is the probability of 30 or more seconds between vehicle arrivals?

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STATISTICS F/BUSINESS+ECONOMICS-TE...

13th Edition
Anderson
Publisher: CENGAGE L
ISBN: 9781305881884
BuyFind

STATISTICS F/BUSINESS+ECONOMICS-TE...

13th Edition
Anderson
Publisher: CENGAGE L
ISBN: 9781305881884

Solutions

Chapter 6.4, Problem 35E
Textbook Problem

The time between arrivals of vehicles at a particular intersection follows an exponential probability distribution with a mean of 12 seconds.

  1. a. Sketch this exponential probability distribution.
  2. b. what is the probability that the arrival time between vehicles is 12 seconds or less?
  3. c. What is the probability that the arrival time between vehicles is 6 seconds or less?
  4. d. What is the probability of 30 or more seconds between vehicle arrivals?

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Chapter 6 Solutions

STATISTICS F/BUSINESS+ECONOMICS-TEXT
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