Capture relationships between data sets by graphing linear equations in Microsoft Excel 2007. Linear equations allow you to predict values within your data set and view the overall trend. Use ...

When you create a chart in Excel using positive and negative values, both positive and negative graphs are the same color by default. Another way to display the chart is to change the color of the ...

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 ...

The ease with which you can create a line graph in Excel on your PC or Mac will do much to dispel the misconception that the program is arcane and unapproachable. With just three clicks of a mouse (or ...

This article will be handy if you want to rename or edit the data series name in a Microsoft Excel graph or chart without changing the row or column name. The data series is the data that appears at ...