Thank you Zhao for the code. When I replotted the graph after inserting the
code in my script, it gave me this error message without plotting the graph:
Warning message:
In lm.fit(x, y, offset = offset, singular.ok = singular.ok, ...) :
extra argument ‘col’ will be disregarded.
My regards.
*Jibrin Adejoh Alhassan (Ph.D)*
Department of Physics and Astronomy,
University of Nigeria, Nsukka
On Sun, Feb 4, 2024 at 3:21 PM Jinsong Zhao <jsz...@yeah.net> wrote:
> ?plotmath
>
> expression(R^2==0.62)
>
> On 2024/2/4 18:10, Jibrin Alhassan wrote:
> > I have done a scatter plot in R. I want to insert the coefficient of
> > determination R^2 = 0.62 as a text in the plot. I have tried to write R^2
> > but could not produce R2. I would appreciate it if someone could help me
> > with the syntax. I have tried: expression(paste("", R^2,"=", 0.62)), but
> > it did not produce R squared, rather it gave me error messages. Thanks.
> > Jibrin Alhassan
> > *Jibrin Adejoh Alhassan (Ph.D)*
> > Department of Physics and Astronomy,
> > University of Nigeria, Nsukka
> >
> > [[alternative HTML version deleted]]
> >
> > ______________________________________________
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> > and provide commented, minimal, self-contained, reproducible code.
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> ______________________________________________
> R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see
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> PLEASE do read the posting guide
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> and provide commented, minimal, self-contained, reproducible code.
>
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
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