In this tutorial, we learn how to know what standard deviation is in your portfolio. Standard deviation is the amount of risk you have inside your portfolio, this will show you how much fluctuation you have in your portfolio. Depending on the expected return of your portfolio over an amount of time, you could have a different range of standard deviation. Knowing what your standard deviation can help you do the math to see what your chances of a return or loss will be for certain. This will help you understand what is going on in your portfolio and how likely you are to lose something. Get together with your financial adviser and make sure to go over this often!