Prof. Gajendra K. Vishwakarma
Prof. Gajendra K. Vishwakarma
Indian Institute of Technology (ISM) Dhanbad-826004, India
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Modified exponential ratio and product estimators for finite population mean in double sampling
HP Singh, GK Vishwakarma
Austrian Journal of Statistics 36 (3), 217-225, 2007
1102007
A family of estimators of population mean using auxiliary information in stratified sampling
HP Singh, GK Vishwakarma
Communications in Statistics—Theory and Methods 37 (7), 1038-1050, 2008
582008
General class of estimators in successive sampling
HP Singh, GK Vishwakarma
METRON 65 (2), 201-227, 2007
47*2007
A general procedure for estimating population mean in successive sampling
HP Singh, GK Vishwakarma
Communications in Statistics—Theory and Methods 38 (2), 293-308, 2009
412009
Combined ratio-product estimator of finite population mean in stratified sampling
HP Singh, GK Vishwakarma
Metodologia de Encuestas 7 (1), 35-44, 2006
202006
Some families of estimators of variance of stratified random sample mean using auxiliary information
HP Singh, GK Vishwakarma
Journal of Statistical Theory and Practice 2 (1), 21-43, 2008
192008
An efficient variant of the product and ratio estimators in stratified random sampling
HP Singh, GK Vishwakarma
Statistics in Transition 7 (6), 1311-1325, 2006
182006
A class of chain ratio-type exponential estimators in double sampling using two auxiliary variates
GK Vishwakarma, RK Gangele
Applied Mathematics and Computation 227, 171-175, 2014
172014
A general procedure for estimating the population mean in stratified sampling using auxiliary information
HP Singh, GK Vishwakarma
METRON 68 (1), 47-65, 2010
172010
Separate ratio-product estimator for estimating finite population mean using auxiliary information
GK Vishwakarma, HP Singh
Journal of Statistical Theory and Applications 10 (4), 653-664, 2011
14*2011
Back propagation neural networks and multiple regressions in the case of heteroscedasticity
C Paul, GK Vishwakarma
Communications in Statistics-Simulation and Computation 46 (9), 6772-6789, 2017
92017
Estimation of Mean with Non-Response in Double Sampling Using Exponential Technique
GK Vishwakarma, R Singh
Journal of Computations & Modelling 6 (1), 135-149, 2016
9*2016
A general procedure for estimating the mean using double sampling for stratification and multi-auxiliary information
GK Vishwakarma, HP Singh
Journal of Statistical Planning and Inference 142 (5), 1252-1261, 2012
92012
An efficient class of estimators for the mean of a finite population in two-phase sampling using multi-auxiliary variates
GK Vishwakarma, M Kumar
Communications in Mathematics and Statistics 3 (4), 477-489, 2015
82015
A family of estimators of population mean using multi-auxiliary variate and post-stratification
GK Vishwakarma, HP Singh, S Singh
Nonlinear Anal. Model. Control 15 (2), 233-253, 2010
82010
A general procedure for estimating the mean using double sampling for stratification
HP Singh, GK Vishwakarma
Model Assisted Statistics and Applications 2 (4), 225-237, 2007
82007
An Improved Class of Chain Ratio-Product Type Estimators in Two-Phase Sampling Using Two Auxiliary Variables
GK Vishwakarma, M Kumar
Journal of Probability and Statistics 2014 (1), 1-6, 2014
72014
An alternative approach to estimation of population mean in two-stage sampling
R Singh, GK Vishwakarma, PC Gupta, S Pareek
Mathematical Theory and Modeling 3 (13), 48-53, 2013
72013
Product type exponential estimators of population mean under linear transformation of auxiliary variable in simple random sampling
LK Grover, P Kaur, GK Vishawkarma
Applied Mathematics and Computation 219 (4), 1937-1946, 2012
62012
A generalised class of estimator of population mean with the combined effect of measurement errors and non-response in sample survey
N Singh, GK Vishwakarma
Revista Investigacion Operacional 40 (2), 275-285, 2019
52019
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Artículos 1–20