xoxodestinydee1272 xoxodestinydee1272
  • 13-10-2017
  • Business
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If the mean time between in-flight aircraft engine shutdowns is 12,500 operating hours, the 90th percentile of waiting times to the next shutdown will be:

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meerkat18
meerkat18 meerkat18
  • 25-10-2017
To determine the 90th percentile of waiting times to the next shutdown, we use the formula 
(10)* E[X] = 2.30258509*E[X] 2.30258*12500 =  28782.31 HOURSTherefore, the 90th percentile of waiting times to the next shutdown will be approximately 28782 hours
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