Question: the answer highlighted in blue is incorrect. A high school student spends an average of 6 hours (#= 6) on their phone a day with

the answer highlighted in blue is incorrect.

A high school student spends an average of 6 hours (#= 6) on their phone a day with a standard deviation of 2.5 hours (a= 2.5). If samples of size 16 (n =16) were taken from the population what would be the standard deviation of the sample means () ? 0.625 0.156 0.500 2.500

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