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.

The standard deviation is calculated by finding the mean, calculating the variance and taking the square root of the variance.

How to Calculate Standard Deviation of Cash Flows in Excel. When reviewing cash flow data for your small business, knowing the standard deviation can help you determine if the numbers are out of ...

Expected return and standard deviation are two statistical measures that can be used to analyze a portfolio.