Users will appreciate a chart that updates right before their eyes. In Microsoft Excel 2007 and Excel 2010, it's as easy as creating a table. In earlier versions, you'll need the formula method.

Have you ever found yourself stuck in the tedious cycle of manually updating Excel reports every time new data comes in? It’s frustrating, isn’t it? You tweak a chart here, adjust a formula there, and ...

Have you ever come across a Wall Street Journal chart and thought, “Wow, I wish I could create something that polished”? Whether you’re preparing for a big presentation, crafting a report, or simply ...

If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...