Dataset: smkdth.dat

Source: E.C. Hammond and D. Horn (1954). "The Relationship Between
Human Smoking Habits and Death Rates", JAMA, Aug. 7, 1954, pp1316-1328.

Description: Classification of adult males by smoking status, age
classification and occurence of death during 2 year cohort study.

Variables/Columns

Smoking status  8  /* 0=No, 1=Yes  */
Age classification  16  /* 1=50-54, 2=55-59, 3=60-64, 4=65-69  */
Death staus  24   /* 0=Survival   1=Death   */
Number of cases   28-32