Spread the loveIn mathematics, combinatorics is the study of counting and arranging objects. One of the main concepts in combinatorics is the idea of combinations – the selection of a certain number ...

To calculate statistical variance in Microsoft Excel, use the built-in Excel function VAR.

How to Calculate Fluctuations in Excel. Calculating data fluctuations-- also called variance -- is a multi-step process that requires total accuracy. Excel 2010 provides two basic formulas for ...