new1 1. CRIM: per capita crime rate by town 
new2 2. ZN: proportion of residential land zoned for lots over 25,000 sq.ft. 
new3 3. INDUS: proportion of non-retail business acres per town 
new4 5. NOX: nitric oxides concentration (parts per 10 million) 
new5 6. RM: average number of rooms per dwelling 
new6 7. AGE: proportion of owner-occupied units built prior to 1940 
new7 8. DIS: weighted distances to five Boston employment centres 
new8 10. TAX: full-value property-tax rate per $10,000 
new9 11. PTRATIO: pupil-teacher ratio by town 
new10 12. B: 1000(Bk - 0.63)^2 where Bk is the proportion of blacks by town 
new11 13. LSTAT: % lower status of the population 
new12 14. MEDV: Median value of owner-occupied homes in $1000's
