ASA152
Hypergeometric Probabilities.

ASA152 is a MATLAB program which computes the "point" or "cumulative" probabilities associated with the hypergeometric probability distribution, by Richard Lund.

ASA152< is Applied Statistics Algorithm 152. Source code for many Applied Statistics Algorithms is available through STATLIB.

Licensing:

The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.

Languages:

ASA152 is available in a C version and a C++ version and a FORTRAN90 version and a MATLAB version

Related Data and Programs:

asa152_test

DCDFLIB, a FORTRAN90 library which evaluates and inverts a number of statistical distributions.

GSL, a C++ library which includes many routines for evaluating probability distributions.

PROB, a MATLAB library which evaluates and inverts a number of probabilistic distributions.

TEST_VALUES, a MATLAB library which contains sample values for a number of distributions.

Author:

Original FORTRAN77 version by Richard Lund; Matlab version by John Burkardt.

Reference:

1. PR Freeman,
   Algorithm AS 59: Hypergeometric Probabilities,
   Applied Statistics,
   Volume 22, Number 1, 1973, pages 130-133.
2. Richard Lund,
   Algorithm AS 152: Cumulative hypergeometric probabilities,
   Applied Statistics,
   Volume 29, Number 2, 1980, pages 221-223.
3. BL Shea,
   Remark AS R77: A Remark on Algorithm AS 152: Cumulative hypergeometric probabilities,
   Applied Statistics,
   Volume 38, Number 1, 1989, pages 199-204.

Source Code:

• alnfac.m computes the logarithm of the factorial of N.
• alngam.m computes Log(Gamma(X)).
• alnorm.m computes the cumulative density of the standard normal distribution.
• chyper.m computes point or cumulative hypergeometric probabilities.
• hypergeomeric_cdf_values.m returns some values of the hypergeometric CDF.
• hypergeomeric_pdf_values.m returns some values of the hypergeometric PDF.
• timestamp.m prints out the current YMDHMS date as a timestamp.