Table 3.

Empirical power varying N and the nominal value α.

	N = 400	N = 600	N = 800
α = 0.01	0.676305	0.873391	0.960046
α = 0.05	0.828791	0.945367	0.987309
α = 0.1	0.880587	0.967746	0.993346