Data from a study measuring health and social characteristics of representative samples of Danish 70 year olds, taken in 1967 and 1984.
A data frame with variables of both discrete and continuous types.
Forced ejection volume
Cholesterol
Hypertension (no/yes)
Logarithm of Body Mass Index
Smoking (no/yes)
Alcohol consumption (seldom/frequently)
Working (yes/no)
male/female
Survey year (1967/1984)