geophones                package:DAAG                R Documentation

_S_e_i_s_m_i_c _T_i_m_i_n_g _D_a_t_a

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

     The 'geophones' data frame has 56 rows and 2 columns. Thickness of
     a layer of Alberta substratum as measured by a line of geophones.

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

     geophones

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

     This data frame contains the following columns:

     _d_i_s_t_a_n_c_e location of geophone.

     _t_h_i_c_k_n_e_s_s time for signal to pass through substratum.

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

     plot(geophones)
     lines(lowess(geophones, f=.25))

