The l12 of a bearing is the life of the bearing at which 15

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The L12 of a bearing is the life of the bearing at which 15% failures may be expected. A new bearing design follows a Weibull distribution with m = 2, and a L12 of one year.
a.) What fraction of the bearing would you expect to fail in six months?
b.) If you had to guarantee no more than 2% failures, to what length of time would you limit the design life?

Reference no: EM13627726

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