inclusionprobastrata        package:sampling        R Documentation

_S_t_r_a_t_a _i_n_c_l_u_s_i_o_n _p_r_o_b_a_b_i_l_i_t_i_e_s

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

     Compute the inclusion probabilities for a stratified design.  The
     inclusion probabilities  are equal in each strata.

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

     inclusionprobastrata(strat,nh)

_A_r_g_u_m_e_n_t_s:

   strat: vector that defines the strata.

      nh: vector with the number of units to be selected in each
          strata.

_S_e_e _A_l_s_o:

     'balancedstratification'

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

     # the strata
     strata=c(1,1,1,1,1,2,2,2,2,2,2,3,3,3,3,3,3,3)
     # sample size in each stratum
     nh=c(2,3,3)
     inclusionprobastrata(strata,nh)

