Particular type of led light bulb has mean life

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A particular type of LED light bulb has a mean life of 10,220 hours (4 hours per day for 7 years). Use the exponential distribution to answer the following questions.

a) What percentage of light bulbs will fail within 1,460 hours?

b) When is it expected that 50% of the light bulbs will have failed?

c) When is it expected that 95% of the light bulbs will have failed?

Reference no: EM132255824

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