For the data set 6, 5, 10, 11, 13, the mean, x, is 9. What is the standard
deviation?
The formula for the sample standard deviation is s=√(x-x)².
Use the table to help you.
X
6
5
10
11
13
X-X
-3
-4
1
2
4
Sum=
Round your answer to the nearest tenth.
(x-x)²
9
16
1
4
16
46