This is Dataplot data file AUTO83B.DAT U.S versus Japan Auto mpg Bivariate Analysis of 1983 EPA Auto MPG (for autos 1970 to 1982) ASA Graphics Exposition (1983) (Toronto)--Graphics Exhibition #2 Response variable = miles per gallon Number of observations = 249 (U.S.) and 79 (Japan) Number of variables per line image = 2 Order of variables on a line image-- 1. Response variable 1 = miles per gallon for U.S. cars 2. Response variable 1 = miles per gallon for Japan cars Statistical area--1-factor multivariate (bivariate) t-test, bihistogram quantile-quantile plot Note--The -999 for the Japan data indicates that the data should be deleted Note--This is not a paired comparison To read this file into Dataplot-- SKIP 25 READ AUTO83B.DAT Y1 Y2 DELETE Y2 SUBSET Y2 < 0 Mpg Mpg (U.S.) (Japan) ----------------------- 18 24 15 27 18 27 16 25 17 31 15 35 14 24 14 19 14 28 15 23 15 27 14 20 15 22 14 18 22 20 18 31 21 32 21 31 10 32 10 24 11 26 9 29 28 24 25 24 19 33 16 33 17 32 19 28 18 19 14 32 14 34 14 26 14 30 12 22 13 22 13 33 18 39 22 36 19 28 18 27 23 21 26 24 25 30 20 34 21 32 13 38 14 37 15 30 14 31 17 37 11 32 13 47 12 41 13 45 15 34 13 33 13 24 14 32 22 39 28 35 13 32 14 37 13 38 14 34 15 34 12 32 13 33 13 32 14 25 13 24 12 37 13 31 18 36 16 36 18 34 18 38 23 32 11 38 12 32 13 -999 12 -999 18 -999 21 -999 19 -999 21 -999 15 -999 16 -999 15 -999 11 -999 20 -999 21 -999 19 -999 15 -999 26 -999 25 -999 16 -999 16 -999 18 -999 16 -999 13 -999 14 -999 14 -999 14 -999 28 -999 19 -999 18 -999 15 -999 15 -999 16 -999 15 -999 16 -999 14 -999 17 -999 16 -999 15 -999 18 -999 21 -999 20 -999 13 -999 23 -999 20 -999 23 -999 18 -999 19 -999 25 -999 26 -999 18 -999 16 -999 16 -999 15 -999 22 -999 22 -999 24 -999 23 -999 29 -999 25 -999 20 -999 18 -999 19 -999 18 -999 27 -999 13 -999 17 -999 13 -999 13 -999 13 -999 30 -999 26 -999 18 -999 17 -999 16 -999 15 -999 18 -999 21 -999 19 -999 19 -999 16 -999 16 -999 16 -999 16 -999 25 -999 26 -999 31 -999 34 -999 36 -999 20 -999 19 -999 20 -999 19 -999 21 -999 20 -999 25 -999 21 -999 19 -999 21 -999 21 -999 19 -999 18 -999 19 -999 18 -999 18 -999 18 -999 30 -999 31 -999 23 -999 24 -999 22 -999 20 -999 22 -999 20 -999 21 -999 17 -999 18 -999 17 -999 18 -999 17 -999 16 -999 19 -999 19 -999 36 -999 27 -999 23 -999 24 -999 34 -999 35 -999 28 -999 29 -999 27 -999 34 -999 32 -999 28 -999 26 -999 24 -999 19 -999 28 -999 24 -999 27 -999 27 -999 26 -999 24 -999 30 -999 39 -999 35 -999 34 -999 30 -999 22 -999 27 -999 20 -999 18 -999 28 -999 27 -999 34 -999 31 -999 29 -999 27 -999 24 -999 23 -999 38 -999 36 -999 25 -999 38 -999 26 -999 22 -999 36 -999 27 -999 27 -999 32 -999 28 -999 31 -999