Arosa                 package:assist                 R Documentation

_M_o_n_t_h_l_y _M_e_a_n _O_z_o_n_e _T_h_i_c_k_n_e_s_s _i_n _A_r_o_s_a _o_f _S_w_i_t_z_e_r_l_a_n_d

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

     The 'Arosa' data frame has 518 rows and 3 columns of data for
     monthly mean ozone thickness.

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

     data(Arosa)

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

     The data frame contains the following columns:

     year a vector of integers from 1 to 46 indicating the years when
     the measures were taken from 1926. 

     month a vector of integers from 1 to 12 represeting the months in
     a year.

     thick a numeric vetor of mean ozone thickness (Dobson units).

_D_e_t_a_i_l_s:

     Monthly mean ozone thickness in Arosa, Switzerland was recorded
     from 1926-1971.

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

     Andrew,D. F. and Herzberg, A. M. (1985). Data: a collection of
     problems from many fields for the   students and research workers.
     Springer: Berlin: New York.

