The mean useful life of car batteries is 57 months. They have a standard deviation of 6. Assume the useful life of batte

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The mean useful life of car batteries is 57 months. They have a standard deviation of 6. Assume the useful life of batte

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The Mean Useful Life Of Car Batteries Is 57 Months They Have A Standard Deviation Of 6 Assume The Useful Life Of Batte 1
The Mean Useful Life Of Car Batteries Is 57 Months They Have A Standard Deviation Of 6 Assume The Useful Life Of Batte 1 (18.34 KiB) Viewed 32 times
The mean useful life of car batteries is 57 months. They have a standard deviation of 6. Assume the useful life of batteries is normally distributed. a. Calculate the percent of batteries with a useful life of less than 45 months. (Round your answer to the nearest hundredth percent.) b. Calculate the percent of batteries that will last longer than 75 months. (Round your answer to the nearest hundredth percent.) a Percent of batteries b. Percent of batteries % %
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