NattieD050302 NattieD050302
  • 24-02-2020
  • Mathematics
contestada

The life of a cell phone battery is a normal distribution with a mean of 10.5 hours and a standard deviation of one hour. The bought you got for your birthday is in the 84th percentile in terms of its battery life. How many hours does your phone’s battery last?

a.12.5
b.13.5
c.11.5
d.9.5

Respuesta :

kturner2005
kturner2005 kturner2005
  • 24-02-2020
The battery will last for 11.5 hours
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