[R] easy graphic question

[David Scott]

On 23 Oct 2001, Myriam Abramson wrote:

>
> Hi!
>
> How do I specify a filled point in a scatterplot? Their size?
>
> plot(x,y) just gives "empty" points like "o". I want a full black
> point.
>
To see the symbols available, try:

plot(1:30,pch=1:30)

Symbol size is controlled by the parameter cex, so try

plot(1:30,pch=1:30,cex=2)

for example and you will undoubtedly see how it works.

David Scott
_________________________________________________________________
David Scott     Department of Statistics
                Tamaki Campus
                The University of Auckland, PB 92019
                Auckland        NEW ZEALAND
Phone: +64 9 373 7599 ext 6830     Fax: +64 9 373 7000
Email:  d.scott at Auckland.ac.nz

President, New Zealand Statistical Association

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