Dataset: nitro_bones.dat Source: D.R. Jarvis (1997). "Nitrogen Levels in Long Bones from Coffin Burials Interred for Periods of 26-90 Years," Forensic Science International, Vol85, pp199-208. Description: Nitrogen content among 42 male skeletons from 2 cemeteries of various interrnment lengths, ages, depths, lime addition. Some missing ages and depths. The first 3 cases were contaminated with oil. Variables/Columns Burial Site 8 /* 1=A, 2=LG */ Deposition (internment) Time (Years) 10-16 Depth (feet) 18-24 Lime Added 32 /* 1=Yes, 0=No */ Age of Person 38-40 Nitrogen Level (g/100g of bone) 44-48 Oil Contamination 56 /* 1=Yes, 0=No */