You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA. */
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA. */
#include <config.h>
#include <gsl/gsl_cdf.h>
#include "group_proc.h"
#include "group.h"
#include "levene.h"
+
+#include "gettext.h"
+#define _(msgid) gettext (msgid)
+
/* (headers) */
/* (specification)
struct hsh_iterator g;
struct group_statistics *gs;
double ssa=0;
-
+ const char *s = var_to_string(vars[i]);
for (gs = hsh_first (group_hash,&g);
gs != 0;
ssa -= ( totals->sum * totals->sum ) / totals->n ;
- const char *s = var_to_string(vars[i]);
-
tab_text (t, 0, i * 3 + 1, TAB_LEFT | TAT_TITLE, s);
tab_text (t, 1, i * 3 + 1, TAB_LEFT | TAT_TITLE, _("Between Groups"));
tab_text (t, 1, i * 3 + 2, TAB_LEFT | TAT_TITLE, _("Within Groups"));
int n_rows = 2 ;
-
-
for ( v = 0 ; v < n_vars ; ++v )
n_rows += group_proc_get (vars[v])->n_groups + 1;
struct group_proc *gp = group_proc_get (vars[v]);
- struct hsh_iterator g;
struct group_statistics *gs;
struct group_statistics *totals = &gp->ugs;
- int count = 0 ;
const char *s = var_to_string(vars[v]);
- struct hsh_table *group_hash = gp->group_hash;
-
+ struct group_statistics *const *gs_array = hsh_sort(gp->group_hash);
+ int count = 0;
tab_text (t, 0, row, TAB_LEFT | TAT_TITLE, s);
if ( v > 0)
tab_hline(t, TAL_1, 0, n_cols - 1 , row);
-
- for (gs = hsh_first (group_hash,&g);
- gs != 0;
- gs = hsh_next(group_hash,&g))
+ for (count = 0 ; count < hsh_count(gp->group_hash) ; ++count)
{
+ gs = gs_array[count];
+
tab_text (t, 1, row + count,
TAB_LEFT | TAT_TITLE ,value_to_string(&gs->id,indep_var));
tab_float(t, 8, row + count, 0, gs->minimum, 8, 2);
tab_float(t, 9, row + count, 0, gs->maximum, 8, 2);
- count++ ;
}
tab_text (t, 1, row + count,
{
int n_cols = 2 + ostensible_number_of_groups;
int n_rows = 2 + cmd.sbc_contrast;
- struct hsh_iterator g;
union value *group_value;
int count = 0 ;
-
+ void *const *group_values ;
struct tab_table *t;
-
t = tab_create (n_cols,n_rows,0);
tab_headers (t, 2, 0, 2, 0);
tab_dim (t, tab_natural_dimensions);
0, 0,
n_cols - 1, n_rows - 1);
-
tab_box (t,
-1,-1,
TAL_0, TAL_0,
0,0,
1,1);
-
tab_hline(t, TAL_1, 2, n_cols - 1, 1);
-
-
tab_hline(t, TAL_2, 0, n_cols - 1, 2);
- tab_vline(t, TAL_2, 2, 0, n_rows - 1);
+ tab_vline(t, TAL_2, 2, 0, n_rows - 1);
tab_title (t, 0, _("Contrast Coefficients"));
tab_text (t, 0, 2, TAB_LEFT | TAT_TITLE, _("Contrast"));
-
tab_joint_text (t, 2, 0, n_cols - 1, 0, TAB_CENTER | TAT_TITLE,
var_to_string(indep_var));
- for (group_value = hsh_first (global_group_hash,&g);
- group_value != 0;
- group_value = hsh_next(global_group_hash,&g))
+ group_values = hsh_sort(global_group_hash);
+ for (count = 0 ;
+ count < hsh_count(global_group_hash) ;
+ ++count)
{
int i;
+ group_value = group_values[count];
tab_text (t, count + 2, 1, TAB_CENTER | TAT_TITLE,
- value_to_string(group_value,indep_var));
+ value_to_string(group_value, indep_var));
for (i = 0 ; i < cmd.sbc_contrast ; ++i )
{
-
tab_text(t, 1, i + 2, TAB_CENTER | TAT_PRINTF, "%d", i + 1);
if ( bad_contrast[i] )
tab_text(t, count + 2, i + 2, TAB_RIGHT, "?" );
else
tab_text(t, count + 2, i + 2, TAB_RIGHT | TAT_PRINTF, "%g",
- subc_list_double_at(&cmd.dl_contrast[i],count)
+ subc_list_double_at(&cmd.dl_contrast[i], count)
);
}
-
- count++ ;
}
-
+
tab_submit (t);
-
}
double coef_msq = 0.0;
struct group_proc *grp_data = group_proc_get (vars[v]);
struct hsh_table *group_hash = grp_data->group_hash;
- struct hsh_iterator g;
- struct group_statistics *gs;
+
+ void *const *group_stat_array;
double T;
double std_error_contrast ;
double sec_vneq=0.0;
- /* Note: The calculation of the degrees of freedom in the variances
- not equal case is painfull!!
+ /* Note: The calculation of the degrees of freedom in the
+ "variances not equal" case is painfull!!
The following formula may help to understand it:
\frac{\left(\sum_{i=1}^k{c_i^2\frac{s_i^2}{n_i}}\right)^2}
{
double df_denominator = 0.0;
double df_numerator = 0.0;
-
-
if ( i == 0 )
{
tab_text (t, 1, (v * lines_per_variable) + i + 1,
if ( bad_contrast[i])
continue;
- /* FIXME: Potential danger here.
- We're ASSUMING THE array is in the order corresponding to the
- hash order. */
- for (ci = 0, gs = hsh_first (group_hash,&g);
- gs != 0;
- ++ci, gs = hsh_next(group_hash,&g))
+ group_stat_array = hsh_sort(group_hash);
+
+ for (ci = 0 ; ci < hsh_count(group_hash) ; ++ci)
{
+ const double coef = subc_list_double_at(&cmd.dl_contrast[i], ci);
+ struct group_statistics *gs = group_stat_array[ci];
- const double coef = subc_list_double_at(&cmd.dl_contrast[i],ci);
const double winv = (gs->std_dev * gs->std_dev) / gs->n;
contrast_value += coef * gs->mean;
df_numerator += (coef * coef) * winv;
df_denominator += pow2((coef * coef) * winv) / (gs->n - 1);
-
}
sec_vneq = sqrt(sec_vneq);