Battery Life a Certain Brand of Batteries Has a Lifetime

question 112

Essay

Battery Life A certain brand of batteries has a lifetime that has a normal distribution with a mean of 3,750 hours and a standard deviation of 300 hours. {Battery Life Narrative} What lifetime should the manufacturer advertise for these batteries in order that only 2% of the lamps will wear out before the advertised lifetime?

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Definitions:

Tax Burden

The measurement of taxes paid by an individual or business, often expressed as a percentage of income or as the total amount of taxes paid.

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Individuals or entities that purchase goods or services in a market.

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