% -*- texinfo -*-
% @deftypefn {Function File} {@var{A} =} zscore (@var{X})
% Compute the @math{z}-score.
%
% Compute the @math{z}-score of each element of @var{X} relative to the data in
% the columns of @var{X}. The @math{z}-score for a single data point @math{x_i}
% is:
%
% @example
% (x_i - mean(x))/std(x)
% @end example
% @end deftypefn