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ASQ

CRE · Question #243

When a large number of components have been tested for a fixed time with no failure then:

The correct answer is A. The failure rate is indeterminable. See the full explanation below for the reasoning.

Data Collection and Use

Question

When a large number of components have been tested for a fixed time with no failure then:

Options

  • AThe failure rate is indeterminable.
  • BThe failure rate is at least an individual test time.
  • CThe failure rate is equivalent to the sum of the individual test times.
  • DThe Laplace rule of succession will apply.

How the community answered

(57 responses)
  • A
    82% (47)
  • B
    5% (3)
  • C
    2% (1)
  • D
    11% (6)

Topics

#zero-failure testing#failure rate estimation#time-terminated test#statistical inference

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