Drill-down visualizations can be a good way to present a lot of data in a digestible format. In this example, we’ll create a graph of median home values by U.S. state using R and the highcharter ...

Microsoft Excel 2010 features a tool set that offers you the option of performing assorted functions on your data, including turning that data into a graph. Your Excel graph will be inserted into your ...

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 ...

You can make a line graph in Excel in a matter of seconds using data already entered into the spreadsheet.

You can make a bar graph in Excel by first selecting the range you want to depict, and then using the dropdown menu to select the desired chart.

Often when you’re working with Excel you will use a calculation that is not available as a built-in Excel function. If you make this calculation repeatedly, you can save having to write the ...