qcochran              package:outliers              R Documentation

_C_r_i_t_i_c_a_l _v_a_l_u_e_s _a_n_d _p-_v_a_l_u_e_s _f_o_r _C_o_c_h_r_a_n _o_u_t_l_y_i_n_g _v_a_r_i_a_n_c_e _t_e_s_t

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

     This functions calculates quantiles (critical values) and
     reversively p-values for Cochran test for outlying variance.

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

     qcochran(p, n, k)
     pcochran(q, n, k)

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

       p: vector of probabilities. 

       q: vector of quantiles. 

       n: number of values in each group (if not equal, use arithmetic
          mean). 

       k: number of groups.

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

     Vector of p-values or critical values.

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

     Lukasz Komsta

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

     Snedecor, G.W., Cochran, W.G. (1980). Statistical Methods (seventh
     edition). Iowa State University Press, Ames, Iowa.

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

     'cochran.test'

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

     qcochran(0.05,5,5)
     pcochran(0.293,5,5)

