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The failure distribution is defined by f(t)=3t 2 /109 . , 0 t 1000 hrs. (a) What is the probability of failure within

The failure distribution is defined by f(t)=3t ²/109 ^., 0 ≤ t ≤ 1000 hrs.

(a) What is the probability of failure within a 100-hr warranty period?

(b) Compute the MTTF.

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