From SusoSight

Average is a program that is part of the num-utils set of utilities for the Linux/Un*x.

It finds the average of a set of numbers passed to it on stdin.


         -i  Only return the integer portion of the final sum.
          -I  Only return the decimal portion of the final sum

          -m  Find the mode (most occuring) of the list of numbers.
          -M  Find the median (middle number) of the list of numbers.
          -l  When finding the median and the count of numbers in the set is even,
              use the lower middle number instead of the upper middle number.

          -h  Help: You're looking at it.
          -V  Increase verbosity.
          -d  Debug mode.  For developers