Excel 2007's secondary axis feature enables you to view two different data series with two distinct scales, all on the same chart. Use this feature to view your business' sales and inventory figures ...

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 ...

Charts and sparklines are powerful data visualization tools in Excel. Here’s a guide to the most popular chart types in Excel and how to best use them. Microsoft Excel offers a plethora of tools for ...