How to automatically select a smooth curve for a scatter plot in

My last blog post described three ways to add a smoothing spline to a scatter plot in SAS. I ended the post with a cautionary note: From a statistical point of view, the smoothing spline is less than ideal because the smoothing parameter must be chosen manually by the user.

Scatter Plots - R Base Graphs - Easy Guides - Wiki - STHDA

How to read off a scatter with smooth lines graph on excel? - Stack Overflow

How to create Scatter with Smooth Lines Chart in MS Excel 2013

How to Plot a Smooth Curve in Matplotlib? - GeeksforGeeks

Is it possible to change the numbers of markers in a scatter plot with smooth lines and markers chart? : r/excel

How to make a scatter plot in Excel

how to draw two smooth curves in sas - SAS Support Communities

How can I explore different smooths in ggplot2?

Scatterplot chart options, Looker

S Curve In Excel - How To Make S-Curve In Excel?, With Examples

Statistical Graphics Posts - Page 8 of 10 - SAS Blogs

Using LINEST for non-linear curve fitting Newton Excel Bach, not (just) an Excel Blog

Local regression - Wikipedia