ours                  package:ade4                  R Documentation

_A _t_a_b_l_e _o_f _Q_u_a_l_i_t_a_t_i_v_e _V_a_r_i_a_b_l_e_s

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

     The 'ours' (bears) data frame has 38 rows, areas of the
     "Inventaire National Forestier", and 10 columns.

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

     data(ours)

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

     This data frame contains the following columns:

   _a_l_t_i_t importance of the altitudinal area inhabited by bears, a
        factor with levels:  '1' less than 50% of the area between 800
        and 2000 meters  '2' between 50 and 70%  '3' more than 70% 

   _d_e_n_i_v importance of the average variation in level by square of 50
        km2, a factor with levels:  '1' less than 700m '2' between 700
        and 900 m  '3' more than 900 m 

   _c_l_o_i_s_o partitioning of the massif, a factor with levels:  '1' a
        great valley or a ridge isolates at least a quarter of the
        massif  '2' less than a quarter of the massif is isolated  '3'
        the massif has no split

   _d_o_m_a_i_n importance of the national forests on contact with the
        massif, a factor with levels:  '1' less than 400  km2  '2'
        between 400 and 1000  km2  '3' more than 1000  km2 

   _b_o_i_s_e rate of afforestation, a factor with levels:  '1' less than
        30%  '2' between 30 and 50%  '3' more than 50% 

   _h_e_t_r_a importance of plantations and mixed forests, a factor with
        levels:  '1' less than 5%  '2' between 5 and 10%  '3' more than
        10% of the massif 

   _f_a_v_o_r importance of favorable forests, plantations, mixed forests,
        fir plantations, a factor with levels:  '1' less than 5%  '2'
        between 5 and 10%  '3' more than 10% of the massif 

   _i_n_e_x_p importance of unworked forests, a factor with levels:  '1'
        less than 4%  '2' between 4 and 8%  '3' more than 8% of the
        total area 

   _c_i_t_a_t presence of the bear before its disappearance, a factor with
        levels:  '1' no quotation since 1840  '2' 1 to 3 quotations
        before 1900 and none after  '3' 4 quotations before 1900 and
        none after  '4' at least 4 quotations before 1900 and at least
        1 quotation between 1900 and 1940 

   _d_e_p_a_r_t district, a factor with levels:  'AHP'
        Alpes-de-Haute-Provence  'AM' Alpes-Maritimes  'D' Drme  'HP'
        Hautes-Alpes  'HS' Haute-Savoie  'I' Is"re  'S' Savoie 

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

     Erome, G. (1989) _L'ours brun dans les Alpes franaises.
     Historique de sa disparition_. Centre Ornithologique Rhne-Alpes,
     Villeurbanne. 120 p.

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

     data(ours)
     boxplot(dudi.acm(ours, scan = FALSE))

