The Problem of Optimum Stratification

The Problem of Optimum Stratification - Taylor & Francis Online

Abstract ... This hypothetical population likewise consists of k mutually exclusive strata, πi , i = 1,.2 ... k. The mean of this population is µi ...

The Problem of Optimum Stratification - Semantic Scholar

Abstract Although most applications of stratified sampling represent sampling from a finite population, π(N), consisting of k mutually exclusive ...

The problem of optimum stratification - Taylor & Francis Online

The situation considered by these authors is as follows: Y-average of the population, is to be estimated by a stratified random sample of n Y-observations drawn ...

292. Note: A Problem of Optimum Stratification - jstor

A matrix inequality. Quart. J. Math. 12, 78-80. Kingman, J. F. C. [1961b]. A mathematical problem in population genetics. Proc.

The problem of optimum stratification and allocation with

Summary: Dalenius/Gurney [1951 ] published necessary conditions for the stratum boundaries, so that with Neyman's optimal allocation of the sample size n ...

A Solution to the Problem of Optimum Stratification in ... - jstor

Omitting the subscript k, the problem of univariate optimum stratification may be stated as finding the strata boundaries x( ), x(2),..., x(L- 1) (subject to x( ...

OPTIMUM STRATIFICATION FOR TWO STUDY VARIABLES FOR ...

The efficiencies of the proposed methods of stratification are examined empirically in a few generated populations and found to be highly ...

Heuristic approach applied to the optimum stratification problem

Abstract. The problem of finding an optimal sample stratification has been extensively studied in the literature. In this paper, we propose ...

Stratification as an optimization problem | World Bank

Search of the optimum in ... fifteen it should be sufficient to solve the optimal allocation problem for ... ## Optimal stratification with Genetic Algorithm.

Solution to the Problem of Optimum Stratification in Multivariate ...

A clustering or stratification criterion function is suggested which is derived within the context of multivariate stratified sampling. A case study in which ...

OPTIMUM STRATIFICATION FOR STRATIFIED PPSWR SAMPLING ...

Abstract: In this article we consider the problem of finding optimum points of stratification (OPS), based on an auxiliary variable which is highly ...

A Solution to the Problem of Optimum Stratification in Multivariate ...

A case study in which the States of Mexico are stratified with respect to nine socio-economic variables is presented. Keywords: OPTIMUM STRATIFICATION; CLUSTER ...

The problem of optimum stratification and allocation withq=n/N>0

H. Schneeberger, 1981. "The problem of optimum stratification and allocation withq=n/N>0," Metrika: International Journal for Theoretical and Applied ...

Heuristic approach applied to the optimum stratification problem

The problem of finding an optimal sample stratification has been extensively studied in the literature. In this paper, we propose a heuristic optimization ...

Optimum stratification in sampling with varying probabilities

The paper considers the problem of optimum stratification on an auxiliary variablex when the units from the different strate are selected with probability.

(PDF) Optimum Stratification: A Mathematical Programming Approach

The problem of obtaining an optimal (or near optimal) sampling design can be formulated and solved as a mathematical programming problem. In ...

Approximately optimum stratification for ratio and regression ...

Ghosh [4] considered the problem of optimum stratification with two characters under a proportional method of allocation assuming the stratification variable as ...

Optimal Stratification of Survey Experiments

edge weights related to the smoothness of the outome functions. We apply our optimal stratification results to the problem of two-wave design using data from a ...

Optimum Stratification Using Mathematical Programming Approach

The problem of determining the optimum strata boundaries, when the main study variable is used as a stratification variable and a stratified ...

Heuristic approach applied to the optimum stratification problem

The problem of finding an optimal sample stratification has been extensively studied in the literature. In this paper, we propose a heuristic ...