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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2017
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Article
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Tab 2
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Research Article
Efficient Estimator of a Finite Population Mean Using Two Auxiliary Variables and Numerical Application in Agricultural, Biomedical, and Power Engineering
Table 2
MSE and PRE values of different estimators about population II.
ā
MSE
10
0.056
1.703302
1.703302
1.703302
1.688617
1.607564
50
0.278
0.260505
0.260505
0.260505
0.260159
0.258197
90
0.500
0.100194
0.100194
0.100194
0.100143
0.099852
130
0.722
0.038536
0.038536
0.038536
0.038529
0.038486
10
0.056
100
100
100
100.870
105.955
50
0.278
100
100
100
101.133
100.894
90
0.500
100
100
100
100.051
100.343
130
0.722
100
100
100
100.020
100.132