libgd-graph-perl software package provides Graph Plotting Module for Perl 5, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libgd-graph-perl
libgd-graph-perl is installed in your system.
Make ensure the libgd-graph-perl package were installed using the commands given below,
$ sudo dpkg-query -l | grep libgd-graph-perl *
You will get with libgd-graph-perl package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Perl |
| Package | libgd-graph-perl |
| Version | 1.44-6 |
| Description | Graph Plotting Module for Perl 5 |
| Sub Section | Perl |