

rank {base}                                  R Documentation

_S_a_m_p_l_e _R_a_n_k_s

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

     `rank' returns the sample ranks of the values in `x'.
     Ties result in ranks being averaged.  `NA' values are
     not allowed in this function.

_U_s_a_g_e_:

     rank(x)

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

     `order' and `sort'.

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

     (r1 <- rank(x1 <- c(3,1,4,59,26)))
     all(rank(r1) == r1) ## rank() is "idempotent": rank(rank(x)) == rank(x)
     (r2 <- rank(x2 <- c(3,1,4,5,9,2,6,5,3,5)))
     all(rank(r2) == r2)

