riwish               package:MCMCpack               R Documentation

_G_e_n_e_r_a_t_e _R_a_n_d_o_m _D_r_a_w _f_r_o_m _I_n_v_e_r_s_e _W_i_s_h_a_r_t _D_i_s_t_r_i_b_u_t_i_o_n

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

     This function generates a random draw from the Inverse Wishart
     distribution.

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

        riwish(v, S)

_A_r_g_u_m_e_n_t_s:

       v: Inverse Wishart degrees of freedom (scalar).

       S: Inverse Wishart scale matrix (p x p).

_V_a_l_u_e:

     A (p x p) matrix.

_S_e_e _A_l_s_o:

     'diwish'

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

     A <- riwish(3, matrix(c(1,.3,.3,1),2,2))

