caution                 package:alr3                 R Documentation

_C_a_u_t_i_o_n _d_a_t_a

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

     Artificial data to illustrate problems with residual plots.

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

     This data frame contains the following columns:

     _x_1 Artificial data item.

     _x_2 Artificial data item.

     _y Artificial data item.

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

     R. D. Cook and S. Weisberg (1999), Graphs in statistical analysis:
      Is the medium the message? _American Statistician,_  53, 29-37.

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

     Weirsbeg, S. (2005). _Applied Linear Regression_, 3rd edition. New
     York: Wiley, Section 8.1.5.

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

     data(caution)

