A common source of errors in Excel is "the gap"—a situation where you add new data to the bottom of a list, but your formulas ...

As we move into 2026, that analogy becomes more fitting than ever. The attorneys who excel in this environment are those who ...

Discover 17 new Excel features and functions for 2026, so you track edits and data faster. Including auto-refreshing pivots ...

This video explains how the dollar sign is used in Excel formulas to control whether cell references stay fixed or change ...

Learn to calculate the Sharpe Ratio in Excel for insightful investment analysis. Our guide will help you assess risk versus ...

Learn how to calculate weighted averages using Excel for various financial metrics. Simplify complex calculations with our ...

Using the example in our spreadsheet or a similar spreadsheet, highlight all the revenue numbers in the sheet and then in the ...

Abstract: In a paper by Willems et al., it was shown that persistently exciting data can be used to represent the input-output behavior of a linear system. Based on this fundamental result, we derive ...

Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with ...