breakdown               package:UsingR               R Documentation

_T_i_m_e _o_f _i_n_s_u_l_a_t_i_n_g _f_l_u_i_d _t_o _b_r_e_a_k_d_o_w_n

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

     The time in minutes for an insulating fluid to break down under
     varying voltage loads

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

     data(breakdown)

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

     A data frame with 75 observations on the following 2 variables.

     _v_o_l_t_a_g_e Number of kV

     _t_i_m_e time in minutes

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

     An example from industry where a linear model is used with
     replication and transformation of variables.

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

     Data is from Display 8.3 of Ramsay and Shafer, _The Statistical
     Sleuth_ Duxbury Press, 1997.

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

     data(breakdown)
     plot(log(time) ~ voltage, data = breakdown)

