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The lifetime X of an electronic component has an exponential distribution such that Pr(X <= 1000) = 0.75. What is the expected lifetime of the component?
  • 553.34
  • 0.64
  • 1000
  • 0.25
  • 721.35
  • *****
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    Carlos Rodriguez <carlos@math.albany.edu>
    This problem was contributed by a student. It is offered as it is with no warranty of any kind
    Last modified: Wed May 13 12:29:11 EDT 1998