globulin           package:exactRankTests           R Documentation

_D_i_f_f_e_r_e_n_c_e_s _i_n _G_l_o_b_u_l_i_n _F_r_a_c_t_i_o_n _i_n _T_w_o _G_r_o_u_p_s

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

     Globulin fraction of plasma (g/l) in two groups of 10 patients.

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

     data(globulin)

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

     This data frame contains the following variables:

     _g_r_o_u_p_1 Globulin fraction of plasma for group 1

     _g_r_o_u_p_2 Globulin fraction of plasma for group 2

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

     See page 75 of Gardner & Altman (1989).

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

     M. J. Gardner & D. G. Altman (1989),  Statistics with Confidence.
     Published by the British Medical Journal.

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

     Joachim R\"ohmel (1996). Precision intervals for estimates of the
     difference in success  rates for binary  random variables based on
     the Permutation Principle. Biometrical Journal, 38(8), 977-993.

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

     data(globulin)
     attach(globulin)
     pt <- perm.test(group1, group2, conf.int=T)
     pt
     stopifnot(pt$conf.int == c(-8.50, 1.25))

