: A measure of the dispersion of a set of data from its standard. The formula is the square root of variance. Consider the following scenario: you have a security that grew during a five-year period

,

giving you returns of:

5.0% during year 1,

3.5% during year 2,

8.5% during year 3,

6.0% during year 4,

and 4.0% during year 5.

First, you need to calculate the

average annual growth