[R] (Novice-) Problem with the plot-function
Sundar Dorai-Raj
sundar.dorai-raj at pdf.com
Thu Feb 5 23:29:31 CET 2004
I think you meant to do
plot(x, f.x, ...)
BTW, you've re-invented the wheel. See ?dnorm for evaluating the normal pdf.
Best,
Sundar
Felix Eschenburg wrote:
> 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 ?
>
> Felix Eschenburg
>
> ______________________________________________
> R-help at stat.math.ethz.ch mailing list
> https://www.stat.math.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
More information about the R-help
mailing list