Impact of Correlated Measurement Errors on Some Efficient Classes of Estimators

Table 3

PRE of different estimators for and (, ) = (1, 1).

1	1	0	−0.9	49.185	121.952	130.264
			−0.5	56.865	94.217	110.077
			0	69.863	68.85	101.857
			0.5	92.104	56.234	109.474
			0.9	120.321	49.455	128.848
		0.5	−0.9	58.821	83.048	106.242
			−0.5	70.055	68.913	102.166
			0	89.585	54.092	109.597
			0.5	136.962	46.184	142.84
			0.9	208.844	41.231	213.634
		0.9	−0.9	69.846	68.505	103.072
			−0.5	83.267	59.013	106.159
			0	118.119	47.512	129.236
			0.5	208.911	41.152	213.634
			0.9	431.07	37.601	585.79
1	3	0	−0.9	34.585	123.149	148.367
			−0.5	40.329	80.376	114.204
			0	53.427	51.713	101.928
			0.5	75.647	40.33	111.943
			0.9	118.473	34.389	145.469
		0.5	−0.9	38.823	83.983	117.943
			−0.5	46.6	60.308	103.621
			0	63.893	43.698	105.684
			0.5	105.657	34.636	136.985
			0.9	204.305	30.053	226.852
		0.9	−0.9	43.323	68.609	107.93
			−0.5	53.255	52.179	102.393
			0	77.088	39.281	114.53
			0.5	145.268	31.898	173.659
			0.9	421.448	28.195	438.291
3	1	0	−0.9	57.417	145.767	151.952
			−0.5	65.747	110.956	115.064
			0	82.937	80.879	101.92
			0.5	108.247	67.582	112.689
			0.9	143.216	58.234	148.875
		0.5	−0.9	63.556	114.153	118.944
			−0.5	74.719	91.055	103.818
			0	96.23	72.163	105.56
			0.5	134.262	59.356	136.979
			0.9	190.874	52.271	228.155
		0.9	−0.9	69.591	99.089	108.609
			−0.5	82.647	81.359	102.348
			0	109.53	66.029	113.993
			0.5	161.198	55.196	172.414
			0.9	251.721	48.916	440.066
3	3	0	−0.9	43.104	189.33	193.096
			−0.5	50.052	105.911	119.853
			0	71.088	67.963	102.438
			0.5	103.966	50.499	118.507
			0.9	187.516	42.58	190.812
		0.5	−0.9	46.342	139.937	145.718
			−0.5	56.115	91.454	109.586
			0	80.239	61.047	104.704
			0.5	136.733	46.639	142.805
			0.9	282.116	39.181	304.15
		0.9	−0.9	49.178	117.897	127.958
			−0.5	60.585	81.647	105.162
			0	89.189	56.898	108.916
			0.5	165.101	44.059	169.293
			0.9	430.55	37.567	585.295