Re: [R] Multiple line plots

From: Don MacQueen <macq_at_llnl.gov>
Date: Thu 16 Jun 2005 - 06:11:04 EST

Here is an example. It assumes the data is in a data frame, with all variables numeric.

  tst <- data.frame(yr=1981:1990,y1=rnorm(10), y2=5+rnorm(10), y3=rnorm(10)-3)

  plot(tst$yr, tst$y1, ylim=range(tst[,-1]),type='l')
  lines(tst$yr,tst$y2,col=2)
  lines(tst$yr,tst$y3,col=3)

-Don

At 1:50 PM -0500 6/15/05, Mihai Nica wrote:
>Content-Type: text/plain; format=flowed
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>quoted-printable by smtp-4.llnl.gov id
>j5FIxVe7010769
>
>Greetings,
>
>I would like to plot three lines on the same
>figure, and I am lost. There is an answer to a
>similar thread… but I tried matplot and it is
>beyond me. An example of the data follows:
>
>Year EM IM BM
>1983 9.1 16.8 -7.7
>1984 12.0 18.0 -6.0
>1985 13.6 19.1 -5.5
>1986 12.4 17.3 -4.9
>1987 14.6 20.3 -5.7
>1988 20.6 23.3 -2.6
>1989 25.0 27.2 -2.2
>1990 28.4 30.2 -1.8
>1991 33.3 31.2 2.1
>1992 40.6 35.2 5.4
>1993 41.6 39.9 1.7
>1994 50.8 49.5 1.3
>1995 46.3 61.7 -15.4
>1996 56.8 73.0 -16.2
>1997 71.4 85.9 -14.5
>1998 79.0 94.7 -15.7
>1999 87.0 109.7 -22.7
>2000 111.7 135.9 -24.2
>2001 101.5 131.4 -29.9
>2002 97.5 134.6 -37.1
>2003 97.4 138.1 -40.6
>2004 110.8 155.8 -45.1
>
>Thanks,

>
>Mihai
>
>
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-- 
--------------------------------------
Don MacQueen
Environmental Protection Department
Lawrence Livermore National Laboratory
Livermore, CA, USA

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Received on Thu Jun 16 06:48:22 2005

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