[PDF] Top 20 An Efficient Class of Estimators for the Finite Population Mean in Ranked Set Sampling

An Efficient Class of Estimators for the Finite Population Mean in Ranked Set Sampling

... the finite population mean has been widely considered by many authors in different sampling ...be ranked easily at no cost or at very little ...the Ranked Set ... See full document

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Improved Ratio-type Estimators of Population Mean In Ranked Set Sampling Using Two Concomitant Variables

... an efficient class of ratio-in-exponential-type estimators with two concomitant variables using Ranked Set Sampling (RSS) scheme which improves the available ...and mean ... See full document

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Improvement Over General And Wider Class Of Estimators Using Ranked Set Sampling

... wider class of estimators of finite population means using ranked set sampling is ...investigated. Ranked set sampling (RSS) was first suggested to ... See full document

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A Class of Estimators for Population Ratio in Simple Random Sampling Using Variable Transformation

... the population ratio (R) of the population means of two variables (y and x) under Simple Random Sampling (SRS) scheme, using a variable transformation of the auxiliary variable, ...proposed ... See full document

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Manipulation-based ranked set sampling scheme

... and efficient sampling methods are of main concern in many social, biological and environmental ...an efficient sampling scheme, named manipulation-based ranked set ... See full document

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Estimation of population mean and median using double robust truncation based ranked set sampling

... 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 for all values of ... See full document

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Partitioned Ranked Set Sampling: Introduction to a New Efficient Estimation Technique

... of Ranked set Sampling to the sample survey method, McIntyre(1952) proposed an unbiased estimator having lesser variance than SRS for population ... See full document

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Improved Exponential Type Estimators for Finite Population Mean in Stratified Random Sampling

... MSE values of the k 1 , k 2 , y N and y M estimators have been obtained. These values are given in Table 2. When we examine Table 2, we observe that the proposed y M 4 estimator has the smallest. From Table 2 we ... See full document

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A GENERALIZED CLASS OF PREDICTIVE ESTIMATORS OF FINITE POPULATION MEAN IN SAMPLE SURVEYS

... the population mean or total of the study ...more efficient than the sample mean per unit estimator using study variable in simple random ...a class of estimators which includes ... See full document

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A class of efficient Ratio type estimators for the Estimation of Population Mean Using the auxilliary information in survey sampling

... the class of ratio type estimators in SRSWOR by using the population deciles and coefficient of skewness as auxilliary informat ion are found more efficient than the existing estimators ... See full document

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A Class of Exponential Ratio Estimators of Finite Population Mean Using Two Auxiliary Variables

... a class of estimators based on information of two auxiliary ...of mean square errors of the proposed class of estimators are derived in a general ...proposed class of ... See full document

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Some Improved Estimators of Co-efficient of Variation from Bi-variate normal distribution: A Monte Carlo Comparison

... propose estimators and tests concerning the co- efficient of variation of normal ...a class of estimators for the co-efficient of variation of a finite population, ... See full document

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Generalized Exponential-Cum-Exponential Estimator in Adaptive Cluster Sampling

... type estimators are the special cases of proposed estimator using simple random sampling without replacement in adaptive cluster ...the mean square error and bias of the proposed estimator have been ... See full document

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Bayes Estimation of the Mean of Normal Distribution Using Moving Extreme Ranked Set Sampling

... extreme ranked set sampling(MERSS)(Al-Saleh and Al-Hadrami 2003 a, b) is one of useful modifications of the usualranked ...varied set size to reduce error in ...the mean of normal ... See full document

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An Ecient Class of Estimators of Population Mean in Two-Phase Sampling Using Two Auxiliary Variables

... a class of estimators in two-phase sampling using two auxiliary ...and mean squared error  MSE  are obtained up to the first order of ...more efficient than the conventional estimator ... See full document

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RATIO ESTIMATORS FOR THE CO-EFFICIENT OF VARIATION IN A FINITE POPULATION

... regression estimators. Das and Tripathi (1981) proposed a class of ratio estimators which included the classical ratio/product estimators as particular ...general class of ratio ... See full document

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A CLASS OF ESTIMATORS FOR PREDICTIVE ESTIMATION OF POPULATION MEAN IN TWO-PHASE SAMPLING

... a class of estimators for the finite population mean that is decidedly better than some other classes gathering information on two auxiliary variables in a two-phase ...suggested ... See full document

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Regression Estimators in Ranked Set, Median Ranked Set and Neoteric Ranked Set Sampling

... regression estimators in median ranked set and neoteric ranked set sampling using one and two auxiliary ...proposed estimators have large gain in presicion compared to the ... See full document

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Estimation of the Population Mean Using Paired Ranked Set Sampling

... for population mean based on RSS is at least as efficient as the estimator based on SRS with the same number of measurements even when there were ranking ...extreme ranked set sample ... See full document

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Stratified Two-Phase Ranked Set Sampling

... alternative estimators for two-phase sampling where in the first phase; information only on the ranking variable x is ...the population is divided into a number of homogeneous ...selects ... See full document

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