When working with large datasets in Excel, the performance of formulas plays a critical role in determining calculation speed and overall efficiency. Understanding which formulas perform best and how ...

Microsoft Excel 2010 Formulas & Functions Inside Out, by Egbert Jeschke, Helmut Reinke, Sara Unverhau and Eckehard Pfeifer, is derived from a couple of German language books on the same topic from the ...

Calculating data fluctuations-- also called variance -- is a multi-step process that requires total accuracy. Excel 2010 provides two basic formulas for calculating fluctuations, depending on whether ...

Excel has over 475 formulas in its Functions Library, from simple mathematics to very complex statistical, logical, and engineering tasks such as IF statements (one of our perennial favorite stories); ...