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st: RE: Dashed lines indistinguishable on graph


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: Dashed lines indistinguishable on graph
Date   Wed, 27 Aug 2003 20:18:29 +0100

Clarence C. Gravlee, Ph.D.

> I have a line graph to illustrate an interaction effect between two
> continuous variables.  The color version looks fine, but
> the lines on
> the graph are indistinguishable when the graph is displayed in a
> grayscale scheme (e.g., s2mono, sj) -- all three appear as
> solid lines.
>   Note that the legend properly displays three different
> line styles.
>
> For an example, see
> http://www-personal.umich.edu/~lanceg/linemono.png
>
> Have others had this problem?  What's the solution?

Ensure that your line patterns have enough
embedded spaces so that they can be distinguished.
i.e. use a formula in the sense of -help linepatternstyle-.

Nick
n.j.cox@durham.ac.uk

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