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Ivahew [28]
3 years ago
9

Suppose a normal distribution has a mean of 12 and a standard deviation of 4.

Mathematics
1 answer:
vovikov84 [41]3 years ago
4 0
Hello!

The mean is 12

The data has a standard deviation of 4

Look and see how far away 18 is from 12 using 4

12 + 4 = 16

16 is one deviation

16 + 4 = 20

20 is two deviation

18 is right in the middle

The answer is C. 1.5 deviations

Hope this helps!
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