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 ...

Line graphs are a powerful tool for visualizing data trends over time. They are commonly used in business, science, and academia to display changes in data sets over a period of time. In this article, ...

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 ...

Two columns or rows of data in Microsoft Excel may contain useful information, but you'll just have a set of numbers. You can give spreadsheet viewers a graphical representation of those numbers by ...

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 ...

So, you want to know how to create a scatter plot in Excel. Chances are, you probably already know what the term means, but given Microsoft Excel’s arsenal of options packed into each tab, getting ...

Graphs are graphs, right? Well, with Excel 2007 your graphs can be a lot more than a flat geometrical shape with a small number of ways it could look like. You can have 3D canvases, 3D graphs, shaded ...

If you’ve ever needed to present data or analyze trends, you know how useful it is to create a line graph in Excel. These graphs allow you to visually display data over time, making trends and ...