function quasigeometric_sample_test ( )

%*****************************************************************************80
%
%% quasigeometric_sample_test() tests quasigeometric_sample().
%
%  Licensing:
%
%    This code is distributed under the MIT license.
%
%  Modified:
%
%    06 April 2016
%
%  Author:
%
%    John Burkardt
%
  nsample = 1000;

  fprintf ( 1, '\n' );
  fprintf ( 1, 'quasigeometric_sample_test():\n' );
  fprintf ( 1, '  quasigeometric_mean() computes the Quasigeometric mean;\n' );
  fprintf ( 1, '  quasigeometric_sample() samples the Quasigeometric distribution;\n' );
  fprintf ( 1, '  quasigeometric_variance() computes the Quasigeometric variance.\n' );

  a = 0.4825;
  b = 0.5893;

  fprintf ( 1, '\n' );
  fprintf ( 1, '  PDF parameter A = %14g\n', a );
  fprintf ( 1, '  PDF parameter B = %14g\n', b );

  check = quasigeometric_check ( a, b );

  if ( ~ check );
    fprintf ( 1, '\n' );
    fprintf ( 1, 'quasigeometric_sample_test(): Fatal error!\n' );
    fprintf ( 1, '  The parameters are not legal.\n' );
    return
  end

  pdf_mean = quasigeometric_mean ( a, b );
  pdf_var = quasigeometric_variance ( a, b );

  fprintf ( 1, '\n' );
  fprintf ( 1, '  PDF parameter A =             %14g\n', a );
  fprintf ( 1, '  PDF mean =                    %14g\n', pdf_mean );
  fprintf ( 1, '  PDF variance =                %14g\n', pdf_var );

  x = zeros ( nsample, 1 );
  for i = 1 : nsample
    x(i) = quasigeometric_sample ( a, b );
  end

  x_mean = mean ( x );
  x_var = var ( x );
  x_max = max ( x );
  x_min = min ( x );

  fprintf ( 1, '\n' );
  fprintf ( 1, '  Sample size =     %6d\n', nsample );
  fprintf ( 1, '  Sample mean =     %14f\n', x_mean );
  fprintf ( 1, '  Sample variance = %14f\n', x_var );
  fprintf ( 1, '  Sample maximum =  %6d\n', x_max );
  fprintf ( 1, '  Sample minimum =  %6d\n', x_min );

  return
end
