Boston data frame has 506 rows and 14 columns.
This data frame contains the following columns:
per capita crime rate by town.
proportion of residential land zoned for lots over 25,000 sq.ft.
proportion of non-retail business acres per town.
Charles River dummy variable (= 1 if tract bounds river; 0 otherwise).
nitrogen oxides concentration (parts per 10 million).
average number of rooms per dwelling.
proportion of owner-occupied units built prior to 1940.
weighted mean of distances to five Boston employment centres.
index of accessibility to radial highways.
full-value property-tax rate per \$10,000.
pupil-teacher ratio by town.
\(1000(Bk - 0.63)^2\) where \(Bk\) is the proportion of blacks by town.
lower status of the population (percent).
median value of owner-occupied homes in \$1000s.