Dear John and R community friends, To be a little bit more specific, what I need to accomplish is the creation of a confidence interval ellipse over a scatterplot at different percentiles. The confidence interval ellipses should be drawn over the scatterplot.
Any other guidance will be greatly appreciated. Cheers, Paul El vie, 14 ene 2022 a las 11:27, John Fox (<j...@mcmaster.ca>) escribió: > Dear Paul, > > As I understand it, the ellipse package is meant for drawing confidence > ellipses, not density (i.e., data) ellipses. You should be able to use > ellipse::ellipse() to draw a bivariate-normal density ellipse (assuming > that's what you want), but you'll have to do some computation first. > > You might find the dataEllipse() function in the car package more > convenient (again assuming that you want bivariate-normal density > contours). > > I hope this helps, > John > > -- > John Fox, Professor Emeritus > McMaster University > Hamilton, Ontario, Canada > web: https://socialsciences.mcmaster.ca/jfox/ > > On 2022-01-14 10:12 a.m., Paul Bernal wrote: > > Dear R friends, > > > > Happy new year to you all. Not quite sure if this is the proper place to > > ask about this, so I apologize if it is not, and if it isn´t, maybe you > can > > point me to the right place. > > > > I would like to know if there is any R package that allows me to produce > > density ellipses. Searching through the net, I came across a package > called > > ellipse, but I'm not sure if this is the one I should use. > > > > Any help and/or guidance will be greatly appreciated. > > > > Best regards, > > > > Paul > > > > [[alternative HTML version deleted]] > > > > ______________________________________________ > > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > > 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. > > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.
