[PDF] Top 20 Use of Double Sampling Scheme in Estimating the Mean of Stratified Population under Non-response

... of non-response is inherent in the population of every ...The non-response error is not so important if the characteristics of the non-responding units are similar to those of ... See full document

... of non- ...the non-response. Non-respondents differ significantly from the ...the non-respondent and collecting information by a more expensive method like first attempt by mail ... See full document

... [6], non-response is often compensated by weighting adjustment and imputation ...to non- response. Okafor and Lee [9] employed the double sampling method to estimate the ... See full document

... of estimating the population mean in the presence of an auxiliary variable has been widely discussed in finite population sampling ...the population mean using one ... See full document

... In the next sections, we have tried to propose a family of combined-type estimators considering the above family of estimators in stratified random sampling under non-response. We have ... See full document

... of estimating Sub-populations (stratum and domain) means as well as the aggregate population means under stratified simple random ...method non-linear programming was used to obtain the ... See full document

... mates under multivariate double sampling design in presence of non-response when the popula- tion mean of the auxiliary variable is ...integer non-linear programming ... See full document

... from non-response. Double sampling can be used with stratification principles to adjust for non-response in surveys by taking a second sample of the ... See full document

... of non- response at both the occasions in rotation sampling when estimation of mean of the surveyed population at the current occasion was aimed ...estimator under ... See full document

... that use of the auxiliary information may results in considerable reduction in variance of the ...the population mean like Cochran (1977), Rao (1986), Khare and Srivastava (1993, 1997), Okafor and ... See full document

... DRTBRSS scheme for estimating population mean and ...the population mean estimator based on DRTBRSS is unbiased and more efficient than the estimators based on SRS, RSS and TBRSS ... See full document

... survey sampling situations, auxiliary information is generally used to improve the precision or accuracy of the estimator of unknown population parameter of interest under the assumption that all the ... See full document

... for estimating the population mean of the variable under study, which make use of information regarding the population proportion possessing certain attribute, are ...proposed. ... See full document

... the first occasion, schedules through mail are sent to n units selected by simple random sampling. On the second occasion, a simple random sample of m = np units, for 0 < p < 1 , is retained while an ... See full document

... 8. Yadav R., Upadhyaya L.N., Singh H.P., Chatterjee S. Improved ratio and product exponential type estimators for finite population mean in stratified random sampling, Communications in ... See full document

... which use the information of two auxiliary variables in the stratified sampling, is proposed to estimate the population mean of the variable under ...The mean-squared ... See full document

... the population mean has been suggested, and to compare its performance an empirical study has been carried ...included under the ...simulation under certain ...the population ratio of ... See full document

... class consists of 50 students, with 32 and 18 students respectively falling into low-absenteeism (0 - 3 days per month) and high-absenteeism (4 - 6 days per month) groups or strata. Our interest is to estimate the ratio ... See full document

... We consider the data of Cochran (1977) for practical application of the proposed estimators. The data was collected on the total number of inhabitants (in 1000’s) in 49 cities during 1920 and 1930. The example considers ... See full document

... the mean squared errors of both the estimators have been obtained up to the first order of ...corresponding mean squared errors have been obtained and corresponding minimum mean squared errors of ... See full document