Thanks a lot!

Regards,
Maulik

On Sat, Jun 26, 2010 at 4:43 AM, jim holtman <jholtman@gmail.com> wrote:

> b <- paste("C:\\rphp\\",arg, sep='')
>
> On Sat, Jun 26, 2010 at 12:55 AM, Maulik Shah <maulik.shah2020@gmail.com>
> wrote:
> > I am fitting 3 parameter model to my response matrix and want to generate
> > item characterstic curve.
> > I want to specify file name to save item characterstic curve by passing
> it
> > as external parameter to the R batch script. The following is the code I
> > have written for this.
> >
> > *R Script:*
> >
> > library(ltm)
> > cmd_args = commandArgs();
> > for (arg in cmd_args) cat("  ", arg, "\n", sep="")
> > respmat <- read.table("C:\\rphp\\responsedata.txt")
> > fit3pl <- tpm(respmat)
> > cat("  ", arg, "\n", sep="")
> > b <- c("C:\\rphp\\",arg)
> > png(file=b, bg="transparent")
> > plot(fit3pl,items=c,lwd=3)
> > dev.off()
> > rm(respmat,fit3pl,b)
> > q()
> >
> > Could you please help me in doing so? I get an error message when R
> executes
> > png().
> >
> > Thanks and Regards,
> > Maulik
> >
> >        [[alternative HTML version deleted]]
> >
> > ______________________________________________
> > R-help@r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-help
> > PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html<http://www.r-project.org/posting-guide.html>
> > and provide commented, minimal, self-contained, reproducible code.
> >
>
>
>
> --
> Jim Holtman
> Cincinnati, OH
> +1 513 646 9390
>
> What is the problem that you are trying to solve?
>

	[[alternative HTML version deleted]]

