Bubble & Scatter (XY)

The bubble and the XY charts are used when all the axes on the charts are numeric axes, unlike the line or the column charts where one is category axis and another is numeric. The bubble charts is used when there are three interdependent numeric parameters to be shown on a charts. For example, you can use the bubble charts to manage your investments better with age of the investments, its RoI and the amount you have invested in it being the three parameters you plot.