Re: st: plot 3 normal distribution on one graph

[Phil Clayton <philclayton@internode.on.net>]

The -#delimit- command can only be run from a do-file or ado-file. See -help delimit-

So I would recommend trying the code from the do-file editor. It works for me.

Phil

On 06/11/2012, at 5:24 PM, yannan shen <yannan2010@gmail.com> wrote:

> Dear statalist,
> I need to plot three normal distributions on one graph, I want them to
> be over each other, not side by side.
> The three distributions are:
> y1~norm(1, 2)
> y2~norm (3, 4)
> y3 is a weighted average of y1 and y2, let's say  y3=.5*y1+.5*y2
> 
> I found the following code from previous statalist discussion that
> looks very helpful:
> 
> /* Plot two normal distributions */
> #delimit ;
> graph twoway (function y=normalden(x,1,2), range(-10 20) lw(medthick))
>             (function y=normalden(x,5,3), range(-10 20) lw(medthick)),
> title("Normal-Distribution comparison")
> xtitle("Normal", size(medlarge)) ytitle("")
> xlabel(-10(2)20)
> xscale(lw(medthick)) yscale(lw(medthick))
> legend(off)
> graphregion(fcolor(white));
> #delimit cr
> /* Stata code ends */
> 
> However, I copied and pasted the exact code into stata command window
> and the first line returns an error message "Unknown #command"
> 
> Why??? I googled the error message but was not able to find a
> solution. I cleared the program history, closed and reopned stata, and
> tried on different computers, but was unable to find spot the problem.
> Can someone please help me? I am using stata IC 12.0
> 
> Thank you very much!
> *
> *   For searches and help try:
> *   http://www.stata.com/help.cgi?search
> *   http://www.stata.com/support/faqs/resources/statalist-faq/
> *   http://www.ats.ucla.edu/stat/stata/


*
*   For searches and help try:
*   http://www.stata.com/help.cgi?search
*   http://www.stata.com/support/faqs/resources/statalist-faq/
*   http://www.ats.ucla.edu/stat/stata/