longley                 package:alr3                 R Documentation

_L_o_n_g_l_e_y _d_a_t_a

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

     Longley (1967) data to demonstrate inadequacies of regression
     computer programs then available.

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

     This data frame contains the following columns of national US
     data:

     _G_N_P GNP(millions of dollars)

     _D_e_f GNP deflator (percent)

     _U_n_e_m_p Unemployed (thousands)

     _M_i_l Armed force size (thousands)

     _P_o_p Population (thousands)

     _Y_e_a_r Year 

     _E_m_p Number employed (thousands)

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

     Longley, J. (1967).  An appraisal of least squares programs for
     the electronic computer from the point of view of the user.  _J.
     Amer. Statist. Assoc._, 62, 819-41.

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

     Weisberg, S. (2005). _Applied Linear Regression_, 3rd edition. New
     York: Wiley, Problem 4.10.

_E_x_a_m_p_l_e_s:

     data(longley)

