Research Article

Robust Regression-Ratio-Type Estimators of the Mean Utilizing Two Auxiliary Variables: A Simulation Study

Table 8

Theoretical results for the efficiency values of each suggested robust regression-ratio-type estimator with respect to the traditional estimator.

DatasetEstimatorRE

Education1
0.601
0.525
0.618
0.749

Crime1
0.621
0.767
0.764
0.879