Dataset: breath_reg.dat Source: R.G. Gullberg (1995). "Repeatability of Replicate Breath Alcohol Measurements Collected in Short Time Intervals," Science & Justice, Vol. 35, #1, pp 5-9 Description: Results of 10 measurements each of blood alcohol on each of 9 subjects. Author fit simple linear regression on time for each subject. Data simulated to match results. Variables/Columns Subject 8 male dummy 16 Time 23-24 Blood alcohol concentration 26-32 Subject mean bac 34-40 subject centered bac 42-48