A data frame with 60 observations on the following 8 variables.
MO70a numeric vector of the total mortality (number of deaths per 1000 people) from 1970.
MAGEa numeric vector of the median age of the population (in years) from 1969.
CI68a numeric vector of the number of packs of cigarettes per year per person.
MDOCa numeric vector of the density of medical doctors (number of medical doctors per 100,000 people).
DENSa numeric vector of the percentage of households with more than 1.5 persons per room.
NONWa numeric vector of the fraction of the non-white population.
EDUCa numeric vector of the percentage of the population over age 25 having a high-school diploma.
IN69a numeric vector of the median income from 1969.