#include <data/case.h>
#include <data/casewriter.h>
#include <libpspp/compiler.h>
+#include <libpspp/cast.h>
#include <libpspp/misc.h>
#include <math/moments.h>
static void
destroy (struct statistic *stat)
{
- struct order_stats *os = (struct order_stats *) stat;
- free (os);
+ struct np *np = UP_CAST (stat, struct np, parent.parent);
+ free (np);
}
double c, double cc, double y)
{
struct ccase *cp;
- struct np *np = (struct np *) s;
+ struct np *np = UP_CAST (s, struct np, parent.parent);
double rank = np->prev_cc + (c + 1) / 2.0;
double ns = gsl_cdf_ugaussian_Pinv (rank / ( np->n + 1 ));