Results 11 to 20 of about 341 (76)

Variance estimation under an efficient class of estimators in simple random sampling

open access: yesAin Shams Engineering Journal, 2023
This study acquaints an efficient class of estimators for variance estimation in simple random sampling. Some existing prominent estimators are established to be the particular cases of the suggested estimators.
Shashi Bhushan   +3 more
doaj   +1 more source

New logarithmic type imputation techniques in presence of measurement errors

open access: yesAlexandria Engineering Journal, 2023
Several imputation techniques have been constructed to sort out the missing data issue. However, there are few papers that address the missing data issue in measurement error (ME).
Shashi Bhushan   +5 more
doaj   +1 more source

Introducing an Efficient Alternative Technique to Optional Quantitative Randomized Response Models

open access: yesMethodology, 2023
In social surveys on sensitive characteristics, optional randomized response models give the respondents the option to either report the true response or report the scrambled response.
Muhammad Azeem, Abdul Salam
doaj   +1 more source

Size constrained unequal probability sampling with a non-integer sum of inclusion probabilities [PDF]

open access: yes, 2012
More than 50 methods have been developed to draw unequal probability samples with fixed sample size. All these methods require the sum of the inclusion probabilities to be an integer number.
Grafström, Anton   +3 more
core   +1 more source

A two parameter ratio-product-ratio estimator using auxiliary information [PDF]

open access: yes, 2012
We propose a two parameter ratio-product-ratio estimator for a finite population mean in a simple random sample without replacement following the methodology in Ray and Sahai (1980), Sahai and Ray (1980), Sahai and Sahai (1985) and Singh and Ruiz Espejo (
Chami, Peter S.   +2 more
core   +3 more sources

A latent class analysis towards stability and changes in breadwinning patterns among coupled households

open access: yesDependence Modeling, 2019
A latent class model is proposed to examine couples’ breadwinning typologies and explain the wage differentials according to the socio-demographic characteristics of the society with data collected through surveys.
Pennoni Fulvia, Nakai Miki
doaj   +1 more source

Universally Typical Sets for Ergodic Sources of Multidimensional Data [PDF]

open access: yes, 2013
We lift important results about universally typical sets, typically sampled sets, and empirical entropy estimation in the theory of samplings of discrete ergodic information sources from the usual one-dimensional discrete-time setting to a ...
Krueger, Tyll   +3 more
core   +2 more sources

Contribuciones al muestreo sucesivo: estimador producto multivariante [PDF]

open access: yes, 2001
Se considera el problema de estimar la media de una población finita para la ocasión actual, basándonos en las muestras seleccionadas en dos ocasiones.
Artés Rodríguez, E. M.
core   +3 more sources

Bayesian sequential estimation of the reliability of a parallel-series system

open access: yes, 2012
We give a risk-averse solution to the problem of estimating the reliability of a parallel-series system. We adopt a beta-binomial model for components reliabilities, and assume that the total sample size for the experience is fixed.
Benkamra   +12 more
core   +1 more source

Estimation of Fraction of Distinguished Elements in Population Based on Partially Realized Random Sample [PDF]

open access: yes, 2007
2000 Mathematics Subject Classi cation: 62D05.This article presents an application of representative method in public opinion ...
Dabala, Wieslawa, Lednicki, Bronislaw
core  

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