Excel offers no such constraint. If someone is determined to enter bad data, they can simply paste values over a validated ...

This is the demonstration file to accompany the article, How to use Microsoft Excel’s VSTACK() function to combine multiple data sets by Susan Harkins. From the hottest programming languages to ...

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 ...

Data validation in Excel lets you restrict what can be entered into a cell, whether whole numbers, decimals, dates, or a certain number of characters. However, one of the most powerful capabilities of ...