Boston { MASS } | R Documentation |
The < code >Boston data frame has 506 rows and 14 columns.
Boston
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.
Harrison, D. and Rubinfeld, D.L. (1978) Hedonic prices and the demand for clean air. < em >J. Environ. Economics and Management < b >5, 81–102.
Belsley D.A., Kuh, E. and Welsch, R.E. (1980) < em >Regression Diagnostics. Identifying Influential Data and Sources of Collinearity. New York: Wiley.