A standard deviation of 16.5 hours. the best 65 of, Ask an Expert

Economics

Duracell Ltd claim that the life of their batteries in motorised soft toys is approximately normally distributed with a mean of 102.9 hours and a standard deviation of 16.5 hours. The best 65% of batteries would last beyond how many hours? Answer correct to 2 decimal places.

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Microeconomics, Economics

Category:- Microeconomics
Reference No.:- M945375

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