

Boston(MASS)                                 R Documentation

_H_o_u_s_i_n_g _V_a_l_u_e_s _i_n _S_u_b_u_r_b_s _o_f _B_o_s_t_o_n

_D_e_s_c_r_i_p_t_i_o_n_:

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

_A_r_g_u_m_e_n_t_s_:

    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 mil-
          lion)

      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 employ-
          ment 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

_F_o_r_m_a_t_:

     This data frame contains the following columns:

_S_o_u_r_c_e_:

     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) Regres-
     sion Diagnostics. Identifying Influential Data and
     Sources of Collinearity.  New York: Wiley.

