7017
|
1 ## Copyright (C) 1995, 1996, 1997, 2005, 2007 Kurt Hornik |
5411
|
2 ## |
|
3 ## This file is part of Octave. |
|
4 ## |
|
5 ## Octave is free software; you can redistribute it and/or modify it |
|
6 ## under the terms of the GNU General Public License as published by |
7016
|
7 ## the Free Software Foundation; either version 3 of the License, or (at |
|
8 ## your option) any later version. |
5411
|
9 ## |
|
10 ## Octave is distributed in the hope that it will be useful, but |
|
11 ## WITHOUT ANY WARRANTY; without even the implied warranty of |
|
12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
13 ## General Public License for more details. |
|
14 ## |
|
15 ## You should have received a copy of the GNU General Public License |
7016
|
16 ## along with Octave; see the file COPYING. If not, see |
|
17 ## <http://www.gnu.org/licenses/>. |
5411
|
18 |
|
19 ## -*- texinfo -*- |
|
20 ## @deftypefn {Function File} {} normal_cdf (@var{x}, @var{m}, @var{v}) |
|
21 ## For each element of @var{x}, compute the cumulative distribution |
|
22 ## function (CDF) at @var{x} of the normal distribution with mean |
|
23 ## @var{m} and variance @var{v}. |
|
24 ## |
|
25 ## Default values are @var{m} = 0, @var{v} = 1. |
|
26 ## @end deftypefn |
|
27 |
|
28 ## Author: TT <Teresa.Twaroch@ci.tuwien.ac.at> |
|
29 ## Description: CDF of the normal distribution |
|
30 |
|
31 function cdf = normal_cdf (varargin) |
|
32 |
6617
|
33 if (nargin > 2) |
|
34 varargin{3} = sqrt (varargin{3}); |
|
35 endif |
|
36 |
5411
|
37 cdf = normcdf (varargin{:}); |
|
38 |
|
39 endfunction |