cseiver420
cseiver420
13.08.2019 • 
Mathematics

The lifetime of a certain type of battery is normally distributed with mean value 13 hours and standard deviation 1 hour. there are four 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 your answer to two decimal places.)

Solved
Show answers

Ask an AI advisor a question