Perl/Tk info needed

From: Guruguhan \ N (Guruguhan.N_at_geind.ge.com)
Date: 04/29/04 

Date: Thu, 29 Apr 2004 16:39:17 +0530
To: <beginners@perl.org>

Hi All,
          Can someone tell me where I can find information on how to do scatter plotting of data stored in a file using Perl/Tk? Is there any freeware available for doing the same? Any help in this regard is solicited.

Thanks
Regards
Guruguhan