set serveroutput on
DECLARE
  sig    NUMBER;
 stdev NUMBER := 1;
 mean     NUMBER := 1;
BEGIN
dbms_stat_funcs.normal_dist_fit('DMUSER','TESTS','NUM1','SHAPIRO_WILKS',mean,stdev,sig);
dbms_output.put_line(mean);
dbms_output.put_line('Kolumna to : '  || stdev);
dbms_output.put_line('P : ' || sig);
END;
/