Final_Review_Questions

Final_Review_Questions - ESI 6321 APPLIED PROBABILITY...

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Prof. Edwin Romeijn ESI 6321 Applied Probability Methods For Engineers Final Review Spring 2008 1/5 ESI 6321 APPLIED PROBABILITY METHODS FOR ENGINEERS Midterm review – Spring 2008 Exercise 1 What is the reliability of the following system (assume that the values given are component reliabilities)? Exercise 2 The PDF for the time-to-failure of an appliance is f ( t ) = 32 ( t + 4) 3 where t is in years (a) Find the reliability function of the appliance: r(t) . (b) Find the failure rate: λ (t) . 0.90 0.95 0.85 0.90 0.95 0.98 0.85
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Prof. Edwin Romeijn ESI 6321 Applied Probability Methods For Engineers Final Review Spring 2008 2/5 Exercise 3 Suppose that the PDF for time-to-failure for a single unit is given as: f ( t ) = 1/ T , for 0 < t < T 0, otherwise (a) Find r(t) for two units in active parallel. (b) Find r(t) for two units in standby parallel.
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Prof. Edwin Romeijn ESI 6321 Applied Probability Methods For Engineers Final Review Spring 2008 3/5 Exercise 4 A study was performed on the wear of a bearing y and its relationship to x 1 = oil viscosity and x 2 = load. The following data was obtained: Use the Multiple Linear Regression output from Excel (below) to answer the following
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This note was uploaded on 05/12/2010 for the course ESI 6321 taught by Professor Josephgeunes during the Spring '07 term at University of Florida.

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Final_Review_Questions - ESI 6321 APPLIED PROBABILITY...

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