vandrivers               package:sspir               R Documentation

_V_a_n_d_r_i_v_e_r_s

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

     The monthly numbers of light goods van drivers killed in road
     accidents, from January 1969 to December 1984

_U_s_a_g_e:

     data(vandrivers)

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

     A data frame with 192 observations on the following 3 variables.

     _y a numeric vector giving the number of deaths.

     _s_e_a_t_b_e_l_t a numeric vector with values 0 before February 1983 and 1
          after. This indicates when the seat belt legislation law was
          introduced.

     _t_i_m_e a numeric vector

