Message-ID: <200402052356.47582.atropin75@t-online.de>
Date: 2004-02-05T22:56:47Z
From: Felix Eschenburg
Subject: (Novice-) Problem with the plot-function
In-Reply-To: <x2u125no1d.fsf@biostat.ku.dk>
Thank you all, that did the trick. Sometimes i can be a real blockhead.
> Atropin75 at t-online.de (Felix Eschenburg) writes:
> > Hello,
> > i have written this little function to draw different normal
> > distributions:
> >
> > n.Plot <- function(x,my,sigma) {
> > e <- exp(1)
> > names(x) <- x
> > f.x <- (1/(sigma*sqrt(2*pi)))*e^(-1*(((x-my)^2)/2*(sigma^2)))
> > plot(f.x,type="l",xlim=c(-5,5))
> > return(f.x)
> > }
> >
> > if i define x like this:
> > x <- seq(-5,5,0.01)
> >
> > Now
> > n.Plot(x,0,1)
> > DOES draw the correct plot, but the x-axis is labeled from 0 - 1000.
> > If i give the plot function the xlim=c(-5,5) option, the plot is only
> > drawn for the first 5 values of x.
> > How do i tell plot not to take the indices of x, but the values (or their
> > range) of x for labeling the x-axis ?
>
> Tell plot what your x coordinates are:
>
> plot(x, f.x, type="l", xlim=c(-5,5))