The life span of a calculator battery is normally distributed with a mean of 45 hours and

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The life span of a calculator battery is normally distributed with a mean of 45 hours and a standard deviation of 5 hours. What is the probability that a battery lasts more than 53 hours?

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Stats Data and Models

ISBN: 978-0321986498

4th edition

Authors: Richard D. De Veaux, Paul D. Velleman, David E. Bock

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Question Posted: Jan 20, 2016 05:58 AM

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The life span of a calculator battery is normally distributed with a mean of 45 hours and

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Stats Data and Models

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