Question
The useful life of an electrical component is exponentially distributed with a mean of 4,000 hours.a. What is the probability the circuit will last more
The useful life of an electrical component is exponentially distributed with a mean of
4,000
hours.a. What is the probability the circuit will last more than
4,250
hours?b. What is the probability the circuit will last between
4,000
and
4,750
hours?c. What is the probability the circuit will fail within the first
3,500
hours?
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Elementary Survey Sampling
Authors: Cecie Starr, Richard L Scheaffer, William III Mendenhall, R Lyman Ott, Kenneth G Gerow
7th Edition
1133420567, 9781133420569
