Assume that the lifetime of one brand of battery is, Ask an Expert

Management Studies

Suppose that the lifetime of one brand of battery is normally distributed with a mean of 700 hours and a standard deviation of 60 hours.

i. Find the probability that a randomly selected battery fails before 580 hours.

ii. Find the lifetime in hours that is exceeded by 90% of all the batteries.

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Business Management, Management Studies

Category:- Business Management
Reference No.:- M9394807

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