mardia                 package:dprep                 R Documentation

_T_h_e _M_a_r_d_i_a'_s _t_e_s_t _o_f _n_o_r_m_a_l_i_t_y

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

     Performs the Mardia'st test in order to check multivariate
     normality

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

     mardia(data)

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

    data: The dataset containing the features which multivariate
          normality  is going to be tested

     fo the whole data.

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

     Returns the p-values for the corresponding third and four moments
     of the multivarute normal distribution.

_A_u_t_h_o_r(_s):

     Edgar Acuna

_R_e_f_e_r_e_n_c_e_s:

     Mardia, K.V. (1985). "Mardia's Test of Multinormality," in S. Kotz
     and N.L. Johnson, eds., Encyclopedia of Statistical Sciences, vol.
     5 (NY: Wiley), pp. 217-221.

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

     'vvalen'

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

     #-----Mardia test for supervised data-----
     data(my.iris)
     mardia(my.iris)
     #----Mardia test for unsupervised data-----
     #data(hawkins)
     #mardia(hawkins,superv=F)

