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Publications by Umar Nura

Enhanced Mean Ratio Estimators of Auxiliary Variables Based on the Linear Mixture of Variances

Central Bank of Nigeria Journal of Applied Statistics

English

Related publications

Mixture Ratio Estimators Using Multi-Auxiliary Variables and Attributes for Two-Phase Sampling

Open Journal of Statistics

English

Modified Ratio Estimators for Population Mean Using Function of Quartiles of Auxiliary Variable

Bonfring International Journal of Industrial Engineering and Management Science

English

On the Equivalence of Instrumental Variables Estimators for Linear Models

Economics Letters

English

Unbiased Ratio Estimators of the Mean in Stratified Ranked Set Sampling

Hacettepe Journal of Mathematics and Statistics

English

Further Results on Variances of Local Stereological Estimators

Image Analysis and Stereology

Instrumentation

Pattern Recognition

Materials Science

Nuclear Medicine

Signal Processing

Computer Vision

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Improved Ratio Estimators of Variance Based on Robust Measures

Scientia Iranica

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Efficient Utilization of Auxiliary Information on Estimation of Population Mean Using Exponential Type Estimators in Successive Sampling

Journal of Statistical Theory and Applications

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Estimation of Finite Population Mean Using Two Auxiliary Variables Under Stratified Random Sampling

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Estimation of the Mean of the Partially Linear Single-Index Errors-In-Variables Model With Missing Response Variables

Journal of Inequalities and Applications

Applied Mathematics

Discrete Mathematics

English