Research Article
Two Classes of Almost Unbiased Type Principal Component Estimators in Linear Regression Model
Table 2
MSE values of the OLSE, PCRE, AULE, and AULPCE.
| | 0.00 | 0.10 | 0.20 | 0.40 | 0.50 | 0.70 | 0.90 | 1.00 |
| | OLSE | 0.0709 | 0.0709 | 0.0709 | 0.0709 | 0.0709 | 0.0709 | 0.0709 | 0.0709 | PCRE | 0.0303 | 0.0303 | 0.0303 | 0.0303 | 0.0303 | 0.0303 | 0.0303 | 0.0303 | AULE | 0.0709 | 0.0709 | 0.0709 | 0.0709 | 0.0709 | 0.0709 | 0.0709 | 0.0709 | AULPCE | 0.0303 | 0.0303 | 0.0303 | 0.0303 | 0.0303 | 0.0303 | 0.0303 | 0.0303 |
| | OLSE | 0.1085 | 0.1085 | 0.1085 | 0.1085 | 0.1085 | 0.1085 | 0.1085 | 0.1085 | PCRE | 0.0384 | 0.0384 | 0.0384 | 0.0384 | 0.0384 | 0.0384 | 0.0384 | 0.0384 | AULE | 0.1083 | 0.1083 | 0.1084 | 0.1084 | 0.1085 | 0.1085 | 0.1085 | 0.1085 | AULPCE | 0.0383 | 0.0383 | 0.0383 | 0.0383 | 0.0383 | 0.0384 | 0.0384 | 0.0384 |
| | OLSE | 1.4636 | 1.4636 | 1.4636 | 1.4636 | 1.4636 | 1.4636 | 1.4636 | 1.4636 | PCRE | 0.3522 | 0.3522 | 0.3522 | 0.3522 | 0.3522 | 0.3522 | 0.3522 | 0.3522 | AULE | 1.1502 | 1.2066 | 1.2583 | 1.3461 | 1.3814 | 1.4337 | 1.4603 | 1.4636 | AULPCE | 0.3101 | 0.3179 | 0.3249 | 0.3367 | 0.3414 | 0.3483 | 0.3518 | 0.3522 |
| | OLSE | 14.5437 | 14.5437 | 14.5437 | 14.5437 | 14.5437 | 14.5437 | 14.5437 | 14.5437 | PCRE | 3.3903 | 3.3903 | 3.3903 | 3.3903 | 3.3903 | 3.3903 | 3.3903 | 3.3903 | AULE | 1.4430 | 2.8578 | 4.5509 | 8.2191 | 9.9597 | 12.7929 | 14.3436 | 14.5437 | AULPCE | 0.5673 | 0.9193 | 1.3076 | 2.0980 | 2.4599 | 3.0381 | 3.3502 | 3.3903 |
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