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. By doing this ...

The Format Painter in Excel lets you copy formatting from one cell or group of cells to another cell or group of cells ...

You can now edit the data sets, make other modifications, format and stylize ... select a suitable chart type. Read: How to create a Line Chart and Scatter Plot Graph in Excel?