Central Tendency
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+ `geomean`_ geometric mean
+ `harmean`_ harmonic mean
+ `mean`_ mean (row mean, column mean) of vector/matrix entries
+ `meanf`_ weighted mean of a vector or a matrix
+ `trimmean`_ trimmed mean of a vector or a matrix


.. _harmean: harmean.html
.. _geomean: geomean.html
.. _mean: mean.html
.. _meanf: meanf.html
.. _trimmean: trimmean.html