Quadratic graph lines are U- or Ո-shaped, which is called a parabola. A linear graph can be drawn using only three points. A quadratic graph is a curve, so more points are plotted to support accuracy.

My readers did it again! They submitted 28 entries of ways to visualize the table in Figure 1. This part of the Graph Makeover Contest was much more challenging than the redesign of the donut chart, ...

Create a table consisting of data or use an existing table consisting of data. Now highlight the table and then go to the Insert tab and click the Object button. An Object dialog box will open. Scroll ...

The curve graph illustrates the global water consumption for different sectors，namely the agricultural industrial and domestic sectors，from 1900 to 2000. To be more specific，water used in the ...