How to Make a Curved Graph on Excel. Microsoft Excel 2010 has the ability to smooth the line between data points on a graph to create a curved graph. However, you do not see this option when you ...

Open Excel and create a new spreadsheet. Enter the standard samples you are graphing into cells "A1" and "A2." For example, enter "Concentration" and "Absorbance." Fill in both columns of the ...

You would notice that the line graph and scatter plot chart curves are different. However, these charts are static. You could also consider creating Dynamic charts in Excel.