*Sent 2000/09/09. * want cumulative % on x axis and values on y axis with origin of both axis being (0,0). * rlevesque@videotron.ca. NEW file. INPUT PROGRAM. LOOP id=1 TO 250. COMPUTE sex=TRUNC(UNIFORM(1)+.5). COMPUTE Selen=TRUNC(UNIFORM(125)). IF sex=1 selen=MAX(selen-10,0). IF id>244 selen=TRUNC(150+UNIFORM(150)). END CASE. END LOOP. END FILE. END INPUT PROGRAM. EXECUTE. RANK VARIABLES=selen (A) BY sex /RANK /NTILES (100) /PRINT=YES /TIES=MEAN . VARIABLE LABEL nselen 'Cumulative Percent'. GRAPH /TITLE='Selenium Concentration in ug/day' /LINE(MULTIPLE)MEAN(selen) BY nselen BY sex /MISSING=REPORT.