Statistical data includes ... "Pie" or "Bar" chart type. These chart types allow number and word variables, where Line charts, Scatter charts, and Area charts require two numeric variables.

Two-sided graphs require three sets of data: one for the horizontal axis and two for the vertical axes. As a business example ... format the second series as a line. Superimposing two types ...

Line of best fit refers to a line through a scatter plot of data points ... based on those two independent variables. A regression with two independent variables such as the example discussed ...