Thank you. DFP (iPad)
> On Sep 19, 2022, at 8:15 AM, Ebert,Timothy Aaron <teb...@ufl.edu> wrote: > > My version of this email has a bunch of ? that I do not know how to > interpret. Emails to this group need to be in plain text. HTML content is > deleted or converted and impossible or at least difficult to interpret. > > Do not share confidential data. Please change some numbers or variable names > and share that. > If this helps: > 1) Make sure your time variable is a datetime object. > 2) At least in ggplot it should now behave as expected. > ggplot(df, aes(y=NO2, x=datetime)) + geom_point() > > That will be a start as a scatterplot, but the graph can be customized or > changed if scatterplot was not desired. > > Tim > > -----Original Message----- > From: R-help <r-help-boun...@r-project.org> On Behalf Of Parkhurst, David > Sent: Sunday, September 18, 2022 4:27 PM > To: r-help@r-project.org > Subject: [R] Need help plotting > > [External Email] > > I�ve been retired since �06 and have forgotten most of R. Now I have a use > for it, with some data from Bloomington�s Environmental Commission. > > I have a dataframe (obtained from read.csv) that contains numerous columns, > including time (in Excel�s 18:00 format), and DNO2, and MNO2 from two air > quality instruments. > > I�d like a plot of both the NO2 measurements against time. I be happy to use > either ordinary R plots or ggplot2 ones, if that would be a better way. I�d > much appreciate help. > > [[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.