Research Article
Enhanced Estimators of Population Variance with the Use of Supplementary Information in Survey Sampling
Table 4
PRE of estimators
with respect to
.
| | PRE () | | | | | | |
| −1.00 | 257.0391 | 259.3591 | 291.8213 | 258.2640 | 256.4163 | 253.0021 | −0.75 | 255.2481 | 257.2658 | 275.3213 | 256.0011 | 253.9286 | 252.8256 | −0.50 | 254.2359 | 256.9329 | 273.3492 | 255.3651 | 253.6165 | 252.4152 | −0.25 | 253.9139 | 256.1231 | 273.1029 | 254.9606 | 253.0259 | 252.0081 | 0.00 | 253.1029 | 255.8569 | 273.0051 | 254.0436 | 252.8169 | 251.5621 | 0.25 | 252.9320 | 255.0091 | 272.9321 | 253.8186 | 252.0411 | 251.0561 | 0.50 | 253.1001 | 254.8563 | 272.3649 | 253.5646 | 251.9103 | 250.3961 | 0.75 | 254.2569 | 254.6561 | 272.1536 | 253.3963 | 251.3851 | 250.0011 | 1.00 | 254.2031 | 254.5341 | 271.9806 | 252.8646 | 251.0091 | 249.5651 |
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