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 T-Value From Mean & Standard Deviation in Excel. Calculate t-values in your Microsoft Excel spreadsheet by combining built-in functions with custom formulas. T-values, also known ...

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 ...

Excel follows the industry standard IEEE 754 protocol for storing and calculating floating-point numbers in computers, a standard that was officially adopted in 1985 and was updated in 2008. Support ...

Excel offers three functions for calculating the internal rate of return, and I recommend you use all three.