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 ...

Image: Ahmad/Adobe Stock SEE: (TechRepublic Premium) How to use Excel’s RANK () function RANK(number, ref, [order]) Number is required and identifies the number you want to rank. Ref is required ...

Learn how to calculate the Simple Interest in Excel either for a single entry or a range or entries, between two dates, using this forumula.

Excel usage is believed to range from 1.1 billion to 1.5 billion people worldwide, with an estimated 54 percent of all businesses using Excel for their spreadsheet needs globally.

For example, if you entered your data set into cells A1 through A100, then your formula should read: =TRIMMEAN (A1:A100,0.5). Press the "Enter" key to calculate the interquartile range.

Edit range names 1. Editing a range name is easy. Select another range of cells such as, in our sample, E4:E13. Notice that the current range name is Tax. We want to change this to Sales Tax. 2.

The article How to Calculate the Regression of 2 Stocks Using Excel originally appeared on Fool.com. Try any of our Foolish newsletter services free for 30 days .

While a relatively simple calculation, when using a large amount of data, a software package like Excel can make it easier and quicker to compute. Here, we show how to calculate marginal return in ...

Excel for the web supports all three ranking functions. If you’re unfamiliar with Excel’s three ranking functions, consider reading How to calculate rank in an Excel sheet.