lung                  package:ISwR                  R Documentation

_M_e_t_h_o_d_s _f_o_r _d_e_t_e_r_m_i_n_i_n_g _l_u_n_g _v_o_l_u_m_e

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

     The 'lung' data frame has 18 rows and 3 columns. It contains data
     on three different  methods  of determining human lung volume.

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

     data(lung)

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

     This data frame contains the following columns:

     _v_o_l_u_m_e a numeric vector. Measured lung volume.

     _m_e_t_h_o_d a factor with levels 'A', 'B', and 'C'. 

     _s_u_b_j_e_c_t a factor with levels '1'-'6'.

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

     _Exercises in Applied statistics_ (1977), Exercise~4.15, Dept. of
     Theoretical Statistics,   Aarhus University.

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

     data(lung)

