$ sudo apt-get remove jags 

Uninstall jags including dependent package

If you would like to remove jags and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove jags 

Use Purging jags

If you use with purge options to jags package all the configuration and dependent packages will be removed.

$ sudo apt-get purge jags 

If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.

$ sudo apt-get purge --auto-remove jags 

See Also,