Question 6
Censoring of data occurs when
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Question 7
When failed field item are returned for failure investigation, which of the following steps should be taken first?
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Question 8
When testing is establish failure rate data and reliability predictions, which of the following is NOT normally a feasible acceleration factor with respect to rated conditions?
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Question 9
A life test was conducted on 10 units of a product. The average failure time of the units is 100 hours, and the standard deviation is 5 hours. If the failure time follows a normal distribution, what is the 90% confidence interval of the mean failure time for this product?
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Question 10
The predicted reliability is higher than the long term realized probability. Which of the following is the MOST likely cause of this difference?
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