This is Dataplot data file UGIANSKY.DAT ASTM Stress Corrosion Study NIST Contact--Gil Ugiansky Date--October 1971 Response variable = log(days to failure) due to stress corrosion Number of observations = 35 Number of variables per line image = 2 Order of variables on a line image-- 1. Response variable 1 = log(days to failure) for material 1 2. Response variable 2 = log(days to failure) for material 2 3. Factor 1 = laboratory (7 levels) Statistical area--Interlab / Youden Analysis To read this file into dataplot-- SKIP 25 READ UGIANSKY.DAT Y1 Y2 LAB CHAR 1 2 3 4 5 6 7 LINES YOUDEN PLOT Y1 Y2 LAB Note--See Dataplot macro file UGIANSY.DP for further analysis Y1 Y2 LAB Log(time) Log(time) Laboratory Material 1 Material 2 ------------------------------------ 4.4 4.3 1 4.5 4.1 1 4.2 4.6 1 4.1 4.0 1 4.4 4.2 1 4.5 4.5 2 3.9 4.1 2 4.2 4.1 2 4.3 4.1 2 4.4 4.2 2 1.3 3.9 3 1.5 4.5 3 1.5 4.2 3 1.4 4.5 3 1.7 4.4 3 4.2 4.1 4 1.2 1.3 4 1.2 1.2 4 0.7 0.8 4 4.5 4.8 4 4.4 4.5 5 4.5 2.3 5 4.5 3.7 5 4.5 3.9 5 4.2 4.3 5 4.4 4.5 6 4.5 4.5 6 4.6 4.5 6 4.2 4.1 6 4.3 4.3 6 3.8 3.3 7 3.9 3.8 7 4.1 3.8 7 4.5 4.4 7 4.3 4.4 7