[R] easy graphic question

David Scott d.scott at auckland.ac.nz
Wed Oct 24 05:23:55 CEST 2001

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:


Symbol size is controlled by the parameter cex, so try


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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