1 /* PSPP - a program for statistical analysis.
2    Copyright (C) 2004, 2011 Free Software Foundation, Inc.
3 
4    This program is free software: you can redistribute it and/or modify
5    it under the terms of the GNU General Public License as published by
6    the Free Software Foundation, either version 3 of the License, or
7    (at your option) any later version.
8 
9    This program is distributed in the hope that it will be useful,
10    but WITHOUT ANY WARRANTY; without even the implied warranty of
11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12    GNU General Public License for more details.
13 
14    You should have received a copy of the GNU General Public License
15    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
16 
17 #if !levene_h
18 #define levene_h 1
19 
20 struct nl;
21 
22 union value;
23 
24 struct levene *levene_create (int indep_width, const union value *cutpoint);
25 
26 void levene_pass_one (struct levene *, double value, double weight, const union value *gv);
27 void levene_pass_two (struct levene *, double value, double weight, const union value *gv);
28 void levene_pass_three (struct levene *, double value, double weight, const union value *gv);
29 
30 double levene_calculate (struct levene*);
31 
32 void levene_destroy (struct levene*);
33 
34 #endif
35