Data from a survey in a fitness center in Trondheim.
workoutA data frame with 210 rows and 6 variables:
self-reported number of hours with training per week
sex (0=female, 1=male)
age in years
education (1=secondary/high, 2=university, 3=more than university)
marital status (0=married, 1=unmarried)
self-reported importance of health (0=Not important at all - 6=Very important)