BJsales package:datasets R Documentation _S_a_l_e_s _D_a_t_a _w_i_t_h _L_e_a_d_i_n_g _I_n_d_i_c_a_t_o_r _D_e_s_c_r_i_p_t_i_o_n: The sales time series 'BJsales' and leading indicator 'BJsales.lead' each contain 150 observations. The objects are of class '"ts"'. _U_s_a_g_e: BJsales BJsales.lead _S_o_u_r_c_e: The data are given in Box & Jenkins (1976). Obtained from the Time Series Data Library at _R_e_f_e_r_e_n_c_e_s: G. E. P. Box and G. M. Jenkins (1976): _Time Series Analysis, Forecasting and Control_, Holden-Day, San Francisco, p. 537. P. J. Brockwell and R. A. Davis (1991): _Time Series: Theory and Methods_, Second edition, Springer Verlag, NY, pp. 414.