The distribution of scores from a "Citywide Math Test" scores results in a mean of 70 and a standard deviation of 12.Here,a score equal to 2 standard deviations above the mean would be:
A) 72.
B) 82.
C) 84.
D) 94.

Question

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The Answer of The distribution of scores from a "Citywide Math Test" scores results in a mean of 70 and a standard deviation of 12.Here,a score equal to 2 standard deviations above the mean would be:
A) 72.
B) 82.
C) 84.
D) 94.

The Distribution of Scores from a "Citywide Math Test" Scores