phones                 package:boot                 R Documentation

_B_e_l_g_i_u_m _P_h_o_n_e _C_a_l_l_s _1_9_5_0-_1_9_7_3

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

     The `phones' data frame has 24 rows and 2 columns.

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

     data(phones)

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

     This data frame contains the following columns:

     `_y_e_a_r' The last two digits of the year.

     `_c_a_l_l_s' The number of telephone calls made (in millions of calls).

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

     The data were obtained from

     Rousseeuw, P.J. and Leroy, A.M. (1987)  Robust Regression and
     Outlier Detection. John Wiley.

_R_e_f_e_r_e_n_c_e_s:

     Davison, A.C. and Hinkley, D.V. (1997)  Bootstrap Methods and
     Their Application. Cambridge University Press.

     Venables, W.N. and Ripley, B.D. (1994)  Modern Applied Statistics
     with Splus. Springer-Verlag

