Question: A study indicates that 13- to 24 year olds spend a mean of14 minutes watching video on their smartphones per month. Assume that the amount

A study indicates that 13- to 24 year olds spend a

A study indicates that 13- to 24 year olds spend a mean of14 minutes watching video on their smartphones per month. Assume that the amount of time watching video on a smartphone pet month is non-natty distributed and that the standard deviation is 15 minutes. Complete parts (a) through (d) below

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