grades                package:UsingR                R Documentation

_C_u_r_r_e_n_t _a_n_d _p_r_e_v_i_o_u_s _g_r_a_d_e_s

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

     A dataframe of a students grade and their grade in their previous
     class. Graded on American A-F scale.

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

     data(grades)

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

     A dataframe of 122 rows with 2 columns

     _p_r_e_v The grade in the previous class in the subject matter

     _g_r_a_d_e The grade in the current class

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

     data(grades)
     table(grades)

