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quiz7

# quiz7 - (Include the units 3(3 points Given that there is...

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Quiz 7. March 23, 2011 Seat # _________ Name: _________________________ Closed book and notes. No calculator. From Problem 4--88, Montgomery and Runger, fourth edition. Assume that the distance between major cracks in a highway follows an exponential distribution with a mean of five miles. Assume that these distances are independent of each other. That is, the cracks occur according to a Poisson process. 1. (3 points) Determine the probability that there is no major crack in a randomly selected 10-mile stretch of highway. 2. (1 points) Determine the standard deviation of the distance between cracks.
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Unformatted text preview: (Include the units) 3. (3 points) Given that there is no major crack in the first five miles inspected, what is the probability that there is no major crack in the next ten miles inspected? 4. (3 points) Determine the probability that the first major crack occurs between twelve and fifteen miles of the start of inspection. ______________________________________________________________________ Write on the back any concerns about the weekly quizzes or the course in general. IE 230 – Page 1 of 1 – Schmeiser...
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