[PDF] Top 20 Modified Factor-Type Estimators with Two Auxiliary Variables under Two-Phase Sampling

... ratio estimators under two- phase simple random sampling scheme when the study and auxiliary variables are positively ...computed under cases I and ... See full document

... in two-phase sampling using two auxiliary variables following Vishwakarma and Kumar ...competitor estimators both theoretically and numerically using eight different data ... See full document

... paper, two new control charts have been proposed, one is shewhart-type and other one is EWMA- type control ...exponential type estimator for mean proposed by Noor-ul-Amin and Hanif ...from ... See full document

... using two auxiliary ...double sampling scheme to estimate the population mean using two auxiliary ...of estimators in the presence of two auxiliary variables ... See full document

... product type exponential estimators while Singh and Vishwakarma [12] extended the exponential ratio and product type estimators to double-phase ...ratio-product estimators in ... See full document

... in two-phase (double) sampling. Using information on two auxiliary variables, two general classes of estimators have been suggested in two different ... See full document

... product type exponential estimators while Singh and Vishwakarma [12] extended the exponential ratio and product type estimators to double-phase ...ratio-product estimators in ... See full document

... of two auxiliary variables under a two-phase sampling set ...one auxiliary variable is known while that of other is ...of estimators has been ... See full document

... of two auxiliary variables in the estimation of the population mean of the variable ...the two auxiliary variables are ...the two auxiliary variables may not ... See full document

... double sampling was first proposed by Neyman [1] in sampling human populations when the mean of auxiliary variable was ...multi-phase sampling using multi- auxiliary ...for ... See full document

... multi- auxiliary variables in two phase ...𝑘 auxiliary variables all in full information ...ℎ auxiliary variables in full information case but (ℎ + 1), (ℎ + 2), … , ... See full document

... proposed estimators in stratified random ...product estimators in simple random ...type estimators. Ghosh (1958) and Rao (1977) have suggested estimators in stratified random ... See full document

... a modified class of ratio and product type estimators of population mean using auxiliary information in two-phase ...proposed estimators have been obtained up to the first ... See full document

... of estimators using information on auxiliary ...the auxiliary variables are not available, ...product type exponential estimators using auxiliary ...on auxiliary ... See full document

... Multiphase sampling has been the concept not being utilized is estimation of ratio and regression estimator ...of sampling survey of estimations by proposing two generalized p-phase regression ... See full document

... Double sampling is cost effective sampling design, and precision of ratio and regression estimates of study ...Double sampling increases if there is a high degree of correlation between the ... See full document

... of estimators for the population mean of the study variable under the two-phase sampling scheme framework, in the presence of a highly positively correlated auxiliary variable, ... See full document

... random sampling using linear combination of two auxiliary variables in single phase sampling with assumed known population means of the auxiliary variables as ... See full document

... of two means, population mean and variance when some observations are missing due to random non response has been discussed by Toutenberg and Srivastava ([TS98]), Singh and Joarder ([SJ98]), Singh ...single ... See full document

... The Mixture Regression estimators in full information case using multiple auxiliary variables and attributes are more efficient than mean per unit, Regression estimator using one auxilia[r] ... See full document