I only have 4 data points and want to fit a curve. It does not work in "modreg" due to too few data. Do you have any idea? Many thanks!
______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.