[PDF] Top 20 Efficiency of some Modified Ratio Type Estimators using Product of Sample Size and Parameters of Auxiliary Variable for Estimating Population Mean

... In sample survey, the main objective is to obtain the estimators of parameters of interest with increase ...the auxiliary variable for improving the precision of the estimate of a ... See full document

... of population mean using information on auxiliary attribute and the estimation of population mean in double sampling in ratio ...proposed modified ratio ... See full document

... to ratio type estimator for improved estimation of population mean of the study ...exponential type ratio and product estimators of population mean ... See full document

... of ratio type estimators with a linear combination using two auxiliary variables with some known population mean of the study ...the mean square error of the ... See full document

... the variable under study, the most appropriate estimator for the parameter is the corresponding statistic and in case of variance estimation, the most suitable estimator is the sample variance of the study ... See full document

... of estimators using information on auxiliary ...of population proportion possessing an attribute (highly correlated with study va- riable ...the auxiliary variables are not available, ... See full document

... for population parameters with some significant gain in ...presents modified exponential estimators of finite population mean using co-efficient of Variation and ... See full document

... generalized ratio-type estimator based on ranked set sampling (RSS) is proposed for estimating population mean using the known population parameters of ... See full document

... of auxiliary variable and proposed improved ratio type estimators of population mean, Yan and Tian (2010), suggested the estimators of population mean ... See full document

... the sample size n increases which shows that the ratio estimate is a consistent estimate ...the ratio estimate can be almost unbiased for large n ...Since efficiency of an estimator ... See full document

... the efficiency of the estimators by using the auxiliary ...context ratio, product and ratio-cum-product estimators are good ...of estimating ... See full document

... applied ratio estimation to derive efficient ratio-type estimators of the population vari- ance by modifying the structure of existing estimators such as modified ... See full document

... finite population U = ( U U 1 , 2 ...two auxiliary variables x 1 and x 2 are observed on U i ( i = 1, ...study variable y . A simple random sample of size n with n < N, is drawn ... See full document

... estimator using two auxiliary variable, traditional multivariate estimator using two auxiliary variable t MR , estimator t and r 1 t (due to Abu-Dayeh et ... See full document

... a modified ratio type estimator for population variance of the study variable y under simple random sampling without re- placement making use of coefficient of kurtosis and median of an ... See full document

... generalized ratio-cum-product estimator using multi- auxiliary variables in two phase ...the ratio estimation component has 1,2, … , 𝑘 auxiliary variables all in full information ... See full document

... the sample consists of r responding units (r < n) belonging to a set A and (n-r) non responding units belonging to a set A C ...the auxiliary variable is used as a source of imputation for missing ... See full document

... other population parameters such as, the linear regression coefficient, over a period of time and least affected by the sampling ...of sample observations without much loss of efficiency, for ... See full document

... the ratio of final year GPA to absenteeism from lectures, based on a post-stratified sample of 20 out of the 50 students in the ...of population parameters, are shown in Table ... See full document

... of population mean in two-phase sampling. A ratio-product estimator of population mean using known coefficient of kurtosis of two auxiliary variates has been ... See full document