ali988i
Answered

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The iPhone battery capacity is normally distributed with a mean of 4 years and a standard deviation of 10 months.

a. What is the probability that a randomly selected battery will last more than 5 years?



b. What percentage of batteries will last between 5 and 6 years?



c. What percentage of batteries will last less than 4 years?



d. What percentage of batteries will last between 2.5 and 4.5 years?​

Sagot :

subscriberlove8
It’s not A or B it’s C or D
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