function beta_binomial_cdf_test ( ) %*****************************************************************************80 % %% BETA_BINOMIAL_CDF_TEST tests BETA_BINOMIAL_CDF, BETA_BINOMIAL_CDF_INV, BETA_BINOMIAL_PDF. % % Licensing: % % This code is distributed under the GNU LGPL license. % % Modified: % % 15 April 2009 % % Author: % % John Burkardt % fprintf ( 1, '\n' ); fprintf ( 1, 'BETA_BINOMIAL_CDF_TEST\n' ); fprintf ( 1, ' BETA_BINOMIAL_CDF evaluates the Beta Binomial CDF;\n' ); fprintf ( 1, ' BETA_BINOMIAL_CDF_INV inverts the Beta Binomial CDF.\n' ); fprintf ( 1, ' BETA_BINOMIAL_PDF evaluates the Beta Binomial PDF;\n' ); a = 2.0; b = 3.0; c = 4; fprintf ( 1, '\n' ); fprintf ( 1, ' PDF parameter A = %14f\n', a ); fprintf ( 1, ' PDF parameter B = %14f\n', b ); fprintf ( 1, ' PDF parameter C = %6d', c ); check = beta_binomial_check ( a, b, c ); if ( ~check ); fprintf ( 1, '\n' ); fprintf ( 1, 'BETA_BINOMIAL_CDF_TEST - Fatal error!\n' ); fprintf ( 1, ' The parameters are not legal.\n' ); return end seed = 123456789; fprintf ( 1, '\n' ); fprintf ( 1, ' X PDF CDF CDF_INV\n' ); fprintf ( 1, '\n' ); for i = 1 : 10 [ x, seed ] = beta_binomial_sample ( a, b, c, seed ); pdf = beta_binomial_pdf ( x, a, b, c ); cdf = beta_binomial_cdf ( x, a, b, c ); x2 = beta_binomial_cdf_inv ( cdf, a, b, c ); fprintf ( 1, ' %14d %14f %14f %14d\n', x, pdf, cdf, x2 ); end return end