While Microsoft Excel does not provide a standard curve chart by default, you can manually create one using the chart tools for a scatter chart.

If you know your data mean and its standard deviation, you can use the random number generator from the Excel Analysis ToolPak add-in or your own statistical data to chart a Gaussian curve.

You can make a curved graph in Excel and Google Sheets using this tutorial. Learn how to convert sharp edges into smooth lines in a spreadsheet graph.