Mathematics, 30.11.2020 04:10, kassandrarosario1115

The lifetime of a certain type of battery is normally distributed with mean value 14 hours and standard deviation 1 hour. There are 9 batteries in a package. What lifetime value is such that the total lifetime of all batteries in a package exceeds that value for only 5% of all packages? (Round the answer to 2 decimal places)

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The lifetime of a certain type of battery is normally distributed with mean value 14 hours and stand...