ambition                 package:SIN                 R Documentation

_A_m_b_i_t_i_o_n _a_n_d _A_t_t_a_i_n_m_e_n_t

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

     In a study of ambition and attainment 7 variables are measured on
     767 twelth grade males.  The variables are:

       X1  :  father's education,
       X2  :  father's occupation,
       X3  :  number of siblings,
       X4  :  intelligence,
       X5  :  grades,
       X6  :  educational expectation,
       X7  :  occupational aspiration.

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

     data(ambition)

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

     A list providing a summary of the data. The list contains:

       'ambition$means'   :  the mean vector,
       'ambition$stddev'  :  the vector of standard deviations,
       'ambition$corr'    :  the correlation matrix, and
       'ambition$n'       :  the sample size.

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

     Whittaker, J. (1990) _Graphical models in applied multivariate
     statistics_. Chichester: Wiley. (See Ch. 10.4).

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

     data(ambition)
     ambition$means
     ambition$stddev
     ambition$corr
     ambition$n

