QUESTION 5 The time till failure of a part, T years, has the probability density function below and is zero elsewhere, where k is a constant. f(1) = kr (>1) i. Sketch a graph of the failure rate against time. ii. What does the shape of this graph tell you?
QUESTION 5 The time till failure of a part, T years, has the probability density function below and is zero elsewhere, where k is a constant. f(1) = kr (>1) i. Sketch a graph of the failure rate against time. ii. What does the shape of this graph tell you?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:QUESTION 3
Briefly explain the following terms with respect to systems development and indicate
the possibility of cause and effect relationships among them:
i.
Errors
ii.
Defects
iii.
Failures

Transcribed Image Text:QUESTION 5
The time till failure of a part, T years, has the probability density function below and is
zero elsewhere, where k is a constant.
AL) = kr* (t> 1)
i.
Sketch a graph of the failure rate against time.
ii.
What does the shape of this graph tell you?
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