Boston                 package:MASS                 R Documentation

Housing Values in Suburbs of Boston

Description:

     The 'Boston' data frame has 506 rows and 14 columns.

Usage:

     Boston

Format:

     This data frame contains the following columns:

     'crim' per capita crime rate by town

     'zn' proportion of residential land zoned for lots over 25,000
          sq.ft.

     'indus' proportion of non-retail business acres per town

     'chas' Charles River dummy variable (= 1 if tract bounds river; 0
          otherwise)

     'nox' nitrogen oxides concentration (parts per 10 million)

     'rm' average number of rooms per dwelling

     'age' proportion of owner-occupied units built prior to 1940

     'dis' weighted mean of distances to five Boston employment centres

     'rad' index of accessibility to radial highways

     'tax' full-value property-tax rate per $10,000

     'ptratio' pupil-teacher ratio by town

     'black' 1000(Bk - 0.63)^2 where Bk is the proportion of blacks by
          town

     'lstat' lower status of the population (percent)

     'medv' median value of owner-occupied homes in $1000

Source:

     Harrison, D. and Rubinfeld, D.L. (1978) Hedonic prices and the
     demand for clean air. _J. Environ. Economics and Management_ *5*,
     81-102.

     Belsley D.A., Kuh, E.  and Welsch, R.E. (1980) _Regression
     Diagnostics. Identifying Influential Data and Sources of
     Collinearity._ New York: Wiley.

