struct dsc_z_score *z_scores; /* Array of Z-scores. */
int z_score_cnt; /* Number of Z-scores. */
struct variable **vars; /* Variables for listwise missing checks. */
struct dsc_z_score *z_scores; /* Array of Z-scores. */
int z_score_cnt; /* Number of Z-scores. */
struct variable **vars; /* Variables for listwise missing checks. */