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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