Re: [R] Sos! "Lines" doesn't add plots to an existing plot...

From: Barry Rowlingson <>
Date: Tue 31 Jan 2006 - 18:28:44 EST

Michael wrote:

>>plot(testError, col="red")
>>lines(testVar, col="black")

> Only one plot (the red one) appear on the Window, the black line did not
> appear...what's wrong?

Hang on a second, just let me hack into your machine so I can find out what 'testError' and 'testVar' are....

I'm guessing that the lines for 'testVar' are outside the range of the plot formed by 'testError', but this is a guess and it could be a bazillion other things. We have no way of knowing unless you tell is the first things about testError and testVar.

For starters, try telling us what:



Barry mailing list PLEASE do read the posting guide! Received on Tue Jan 31 18:44:08 2006

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