datamash software package provides statistics tool for command-line interface, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install datamash
datamash is installed in your system.
Make ensure the datamash package were installed using the commands given below,
$ sudo dpkg-query -l | grep datamash *
You will get with datamash package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Utilities |
| Package | datamash |
| Version | 1.0.6-2 |
| Description | statistics tool for command-line interface |
| Sub Section | utils |