[PDF] Top 20 Ratio Estimators in two Stage Sampling Using Auxiliary Information

... surveys using multi-stage sampling the survey practitioner comes across more than one auxiliary variable either positively or negatively correlated with main variable (y) under study at ... See full document

... multi stage sampling are likely to be less efficient then those of the unrestricted uni-stage ...all auxiliary variable x compared with y may be available either at primary stage or of ... See full document

... the ratio estimators do not work efficiently under situations when the relationship is not linear between the auxiliary and study ...and ratio estimators proposed by (Bahl & Tuteja, ... See full document

... of auxiliary information can increase the precision of an estimator when study variable y is highly correlated with auxiliary variable ...when information is available in the form of attribute ... See full document

... the auxiliary information at the estimation stage in order to improve the precision of an estimator of unknown population parameter of ...interest. Ratio, product and regression methods of ... 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

... person using information on more than one supplementary character, which is positively correlated with the variable under study, using a linear combination of ratio estimator based on each ... See full document

... of ratio estimator y R d   ˆ 1 (say), the product estimator y P d   ˆ 2 , exponential chain type ratio estimator y Re d   ˆ 3 , exponential chain type product estimator y Pe d   ˆ 4 , Singh and ... See full document

... of estimators and are preferred to usual linear regression estimator, ratio esti- mator, mean per unit estimator and product estimator in the sense of lesser mean square ...of estimators, there ex- ... See full document

... related ratio estimators under two- phase simple random sampling scheme when the study and auxiliary variables are positively ...obtained using Data 1, 2 and 3 ... See full document

... double sampling was first proposed by Neyman [12] in sampling human populations when the mean of auxiliary variable(s) was ...the auxiliary variable for large samples. In most survey, the ... See full document

... study, using a linear combination of ratio estimator based on each auxiliary ...of using multi-auxiliary information in sample survey. Using this idea, Singh [5] proposed ... See full document

... the information on each of the population unit. Sampling is a very good alternative to overcome this ...of auxiliary information supplied by the auxiliary variable fulfills our aim to ... See full document

... new estimators, which is found more efficient than the traditional regression estimators using two auxiliary attributes for the condition ...new estimators in ... See full document

... corresponding estimators from ...regression using BVSRS,BVSYS and BVRSS is judged with the help of a data ...on two variables of Pinus wllichiana: X, the diameter in centimeters at breast height and ... See full document

... propose two combined exponential ratio type estimators for finite population mean utilizing information on the auxiliary attribute(s) under ...proposed estimators are derived up ... See full document

... 2. Ratio and Regression Estimators In a stratified inventory information on some auxiliary variables is used both to plan the sampling design ...use auxiliary information, ... See full document

... of estimators of population mean, ratio and product of population means using auxiliary information of two variables in presence of measurement ...unbiased estimators ... See full document

... survey sampling an attempts have been made by various researchers to improve the efficiency of the estimators by using the auxiliary ...context ratio, product and ... See full document

... by using non-sensitive variable can be improved in stratified random sampling based on randomized response ...of estimators are more efficient than the existing estimators ...(2014) ... See full document