npdata                 package:alr3                 R Documentation

_N_o_r_t_h_e_r_n _p_i_k_e _c_a_t_c_h _p_e_r _u_n_i_t _e_f_f_o_r_t

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

     Catch per unit effort data for 16 Minnesota lakes

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

     data(npdata)

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

     A data frame with 16 observations on the following 4 variables.

     _C_P_U_E Estimated catch per unit effect

     _S_E_C_P_U_E Estimated standard error of CPUE

     _D_e_n_s_i_t_y Estimated fish density

     _S_E_d_e_n_s Estimated standard error of Density

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

     R. Pierce, Minnesota Dept. of Natural Resources

_R_e_f_e_r_e_n_c_e_s:

     Weisberg, S. (2005). _Applied Linear Regression_, 3rd edition. New
     York: Wiley, Section 4.6.3.

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

     data(npdata)

