Mathematics, 03.03.2020 03:47 mat1413
A light bulb has a lifetime that is exponential with a mean of 200 days. When it burns out a janitor replaces it immediately. In addition there is a handyman who comes at times of a Poisson process at rate .01 and replaces the bulb as "preventive maintenance." (a) How often is the bulb replaced? (b) In the long run what fraction of the replacements are due to failure?
Answers: 3
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Mathematics, 21.06.2019 22:00
Iam at home. /: i am playing video games. translate the following statement into symbolic form.
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What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)
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A light bulb has a lifetime that is exponential with a mean of 200 days. When it burns out a janitor...
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