RatPupWeight              package:nlme              R Documentation

_T_h_e _w_e_i_g_h_t _o_f _r_a_t _p_u_p_s

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

     The `RatPupWeight' data frame has 322 rows and 5 columns.

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

     This data frame contains the following columns:

     _w_e_i_g_h_t a numeric vector

     _s_e_x a factor with levels `Male'  `Female' 

     _L_i_t_t_e_r an ordered factor with levels `9' < `8' < `7' < `4' < `2' <
          `10' < `1' < `3' < `5' < `6' < `21' < `22' < `24' < `27' <
          `26' < `25' < `23' < `17' < `11' < `14' < `13' < `15' < `16'
          < `20' < `19' < `18' < `12'

     _L_s_i_z_e a numeric vector

     _T_r_e_a_t_m_e_n_t an ordered factor with levels `Control' < `Low' < `High'

_D_e_t_a_i_l_s:

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

     Pinheiro, J. C. and Bates, D. M. (2000), Mixed-Effects Models in S
     and S-PLUS, Springer, New York.

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

     data(RatPupWeight)

