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The life of a fully charged cell phone battery is normally distributed with a mean of 14 hours and a standard deviation
Posted: Wed May 11, 2022 8:14 am
by answerhappygod
- The Life Of A Fully Charged Cell Phone Battery Is Normally Distributed With A Mean Of 14 Hours And A Standard Deviation 1 (16.89 KiB) Viewed 31 times
The life of a fully charged cell phone battery is normally distributed with a mean of 14 hours and a standard deviation of 1 hour. Use this information to answer questions 4 & 5. 4. If a cell phone battery is randomly selected, calculate the probability that it's charge life will be more than 16.5 hours 5 If a sample of cell phone batteries is randomly selected, calculate the probability that the mean charge life will be less 15 hours.