Below is an example of calculating the standard deviation of the stock returns of Apple (Nasdaq: AAPL) over a three-month period. Step 1: Collect daily data going back over a three-month period.

For example, calculating the standard deviation of how many units per hour a manufacturer can produce can help quality control teams identify if they're starting to stray too far outside the ...

When you have the average production of three machines, it is easy to calculate the average or mean production. You just add ...

For example, if the range of data is in cells A2 through A13, type "=STDEV(A2:A13)" to calculate standard deviation. Advertisement Article continues below this ad ...

Calculating an investment's standard deviation can help you determine how much its price may rise or fall in the future. Find the formula here. Business Insider logo ...

How to calculate Standard Deviation in Excel The Standard Deviation is a term used in statistics. The term describes how much the numbers if a set of data vary from the mean.

Reviewed by Eric Estevez It's possible to calculate the standard ... {An array with sample values}\\ &\text{std} = \text{The MATLAB function that computes standard} \\ &\text{deviation of the ...

The above example is simplified to illustrate a point. However, in the real world, investors won't always have the time or patience to wait years to calculate potential returns and volatility.

Example of Using Standard Deviation Suppose a mutual fund achieves the following annual rates of return over the course of five years: 4%, 6%, 8.5%, 2%, and 4%. The mean value, or average, is 4.9%.

Compare variance versus standard deviation and calculate each. ... so the standard deviation is about 3.03 for a sample data set. The standard deviation for a population data set would be 2.87.