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xenn [34]
3 years ago
13

The scores on a test are normally distributed with a mean of 80 and a standard deviation of 16. What is the score that is 2 stan

dard deviationsdeviations aboveabove the​ mean?
Mathematics
1 answer:
galina1969 [7]3 years ago
4 0

The deviation from 80 of about 16 is normal.

So the lowest is usually 80 - 16 = 64 and the highest is 80 + 16 = 96

But now we have a "deviation" that is 2 standard deviations above the mean score.

So 80 + 16 + 16 = 112 is this score.

Hope this helps.

r3t40

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