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.

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 ...

With that, Excel can generate a series of random numbers based on the data entered and the standard deviation. With this data you can then create a curved chart, known as a bell curve.

Percentages aren't always easy to calculate, but one of the best tools in Excel's toolbox is calculating percentages for you. Here's how to do it.

Key Points Use Excel to calculate daily returns and standard deviation to gauge stock volatility. Annualize volatility by multiplying daily standard deviation by the square root of 252.