Table 3.

Coverage comparison between ACI, Yang’s CV and Jiang’s BCCV P – BR for squared error loss, target coverage is .950. Coverage is starred if observed coverage is significantly different from .950 at .01 level

Sample Size	n = 30			n = 100			n = 250
Data Set / Method	ACI	Yang	Jiang	ACI	Yang	Jiang	ACI	Yang	Jiang
ThreePt	.948	.930*	.863*	.937	.537*	.925*	.935	.387*	.930*
Magic	.944	.996*	.979*	.973*	.991*	.969*	.962	.996*	.974*
Mam.	.957	.989*	.966	.937	.996*	.964	.960	.995*	.968
Ion.	.941	.996*	.972*	.961	.992*	.964	.952	.996*	.949
Donut	.965	.967	.908*	.970*	.866*	.974*	.974*	.895*	.988*
Bal.	.976*	.989*	.966	.962	.995*	.969*	.946	.991*	.963
Liver	.956	.997*	.970*	.963	.992*	.966	.971*	.996*	.984*
Spam	.984*	.998*	.975*	.967	.996*	.967	.979*	.996*	.958
Quad	.959	.983*	.945	.957	.989*	.938	.965	.999*	.940
Heart	.960	.995*	.976*	.949	.991*	.979*	.971*	.989*	.974*