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business
business communication
january 2020
28

Business Communication Questions and Answers January 28, 2020

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The number of hours before a battery must be replaced in Wellbuilt watches is normally distributed with a mean of 1,900 hours and a standard deviation of 145 hours. What proportion of watch batteries fail before 1,600 hours? Suppose that during the next six months, more than 50% fail before 1,600 hours. From a problem-sensing perspective, what

Canine Crunchies Inc. (CCI) sells large bags of dog food to warehouse clubs. CCI uses an automatic filling process to fill bags. The weights of the filed bags are approximately normally distributed with a mean of 50 kilograms and a standard deviation of 1.25 kilograms. What is the probability that a filled bag will weigh less than 49.5 kilograms?

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