. Author manuscript; available in PMC: 2019 Aug 26.

Published in final edited form as: Commun Stat Simul Comput. 2017 Feb 3;46(6):4851–4879. doi: 10.1080/03610918.2015.1136413

Table 5:

Coverage probabilities for confidence regions for the difference between means of two populations. Probabilities for Case 1 are probabilities of true coverage. Those for Cases 2 and 3 are probabilities of false coverage.

n	m	Case 1				Case 2				Case 3
		T²		W²		T²		W²		T²		W²
		Fro	Can	Fro	Can	Fro	Can	Fro	Can	Fro	Can	Fro	Can
6	24	N/A	N/A	0.918	0.926	N/A	N/A	0.890	0.900	N/A	N/A	0.566	0.580
6	96	N/A	N/A	0.890	0.894	N/A	N/A	0.782	0.780	N/A	N/A	0.012	0.012
6	192	N/A	N/A	0.924	0.924	N/A	N/A	0.676	0.684	N/A	N/A	0.000	0.000

18	24	0.962	0.964	0.930	0.928	0.932	0.918	0.860	0.862	0.146	0.140	0.070	0.000
18	96	0.974	0.976	0.958	0.950	0.772	0.770	0.584	0.592	0.000	0.000	0.000	0.000
18	192	0.962	0.960	0.920	0.908	0.434	0.438	0.246	0.248	0.000	0.000	0.000	0.000

36	24	0.952	0.960	0.940	0.942	0.834	0.834	0.788	0.808	0.000	0.000	0.000	0.000
36	96	0.958	0.952	0.932	0.926	0.350	0.348	0.278	0.296	0.000	0.000	0.000	0.000
36	192	0.942	0.948	0.950	0.944	0.048	0.046	0.030	0.032	0.000	0.000	0.000	0.000