BostonHousing            package:mlbench            R Documentation

_B_o_s_t_o_n _H_o_u_s_i_n_g _D_a_t_a

_D_e_s_c_r_i_p_t_i_o_n:

     Housing data for 506 census tracts of Boston from the 1970 census.
     The dataframe 'BostonHousing' contains the original data by
     Harrison and Rubinfeld (1979), the dataframe 'BostonHousing2' the
     corrected version with additional spatial information (see
     references below).

_U_s_a_g_e:

     data(BostonHousing)
     data(BostonHousing2)

_F_o_r_m_a_t:

     The original data are 506 observations on 14 variables, 'medv'
     being the target variable:

       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      nitric 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 distances to five Boston employment centres
       rad      index of accessibility to radial highways
       tax      full-value property-tax rate per USD 10,000
       ptratio  pupil-teacher ratio by town
       b        1000(B - 0.63)^2 where B is the proportion of blacks by town
       lstat    percentage of lower status of the population
       medv     median value of owner-occupied homes in USD 1000's

     The corrected data set has the following additional columns:

       cmedv  corrected median value of owner-occupied homes in USD 1000's
       town   name of town
       tract  census tract
       lon    longitude of census tract
       lat    latitude of census tract

_S_o_u_r_c_e:

     The original data have been taken from the UCI Repository Of
     Machine Learning Databases at

        *  <URL: http://www.ics.uci.edu/~mlearn/MLRepository.html>,

     the corrected data have been taken from Statlib at

        *  <URL: http://lib.stat.cmu.edu/datasets/>

     Both were converted to R format by
     Friedrich.Leisch@ci.tuwien.ac.at.

_R_e_f_e_r_e_n_c_e_s:

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

     Gilley, O.W., and R. Kelley Pace (1996). On the Harrison and
     Rubinfeld   Data. _Journal of Environmental Economics and
     Management_, *31*,   403-405. [Provided corrections and examined
     censoring.]

     Pace, R. Kelley, and O.W. Gilley (1997). Using the Spatial
     Configuration of   the Data to Improve Estimation. _Journal of the
     Real Estate Finance   and Economics_, *14*, 333-340. [Added
     georeferencing and spatial estimation.]

