Estimation of Finite Population Mean under Probability-Proportional-to-Size Sampling in the Presence of Extreme Values

Table 5

Variance of estimators for .

c	Estimators
	0.01	8872.7680	35.4715	35.2964
0.03	8872.7680	35.4325	35.1552
0.05	8872.7680	35.3935	35.0586
0.07	8872.7680	35.3546	34.9805
0.1	8872.7680	35.2964	34.8824
0.3	8872.7680	34.9132	34.4495
0.5	8872.7680	34.5379	34.1577
0.7	8872.7680	34.1706	33.9243
1.0	8872.7680	33.6347	33.6347
1.3	8872.7680	33.1168	33.3905
1.5	8872.7680	32.7815	33.2450
1.7	8872.7680	32.4543	33.1103
2.0	8872.7680	31.9784	32.9244