rocky                  package:wle                  R Documentation

_R_o_c_k_w_e_l_l _h_a_r_d_n_e_s_s, _1_0_0 _c_o_i_l_s _p_r_o_d_u_c_e_d _i_n _s_e_q_u_e_n_c_e _a_t _a _C_h_i_c_a_g_o
_S_t_e_e_l _M_i_l_l _D_a_t_a

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

     This data set is the Rockwell Hardness (measured on Rockwell "B"
     scale) of a sample of 100 steel coins produced in sequence in a
     Chicago steel mill.

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

     data(rocky)

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

     'rocky' is a time serie with 100 elements.

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

     K.W. Hipel  and A.I. McLeod (1994), Time series modelling of water
     resources and environmental systems, Elsevier, Amsterdam.

