LakeHuron package:datasets R Documentation _L_e_v_e_l _o_f _L_a_k_e _H_u_r_o_n _1_8_7_5-_1_9_7_2 _D_e_s_c_r_i_p_t_i_o_n: Annual measurements of the level, in feet, of Lake Huron 1875-1972. _U_s_a_g_e: LakeHuron _F_o_r_m_a_t: A time series of length 98. _S_o_u_r_c_e: Brockwell, P. J. & Davis, R. A. (1991). _Time Series and Forecasting Methods_. Second edition. Springer, New York. Series A, page 555. Brockwell, P. J. & Davis, R. A. (1996). _Introduction to Time Series and Forecasting_. Springer, New York. Sections 5.1 and 7.6.