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Suppose the probability that a light bulb will fail on any given day is 0.05. Assume each day is independent of the othe

Posted: Sun Jul 10, 2022 10:41 am
by answerhappygod
Suppose the probability that a light bulb will fail on any given day is 0.05. Assume each day is independent of the other.
(a) Find the probability that it will last exactly 5 full days, i.e. fail on the 6th day.
(b) On average, how many days is the light bulb expected to last?