Regression Models in Complex Survey Sampling for Sensitive Quantitative Variables

Randomized response (RR) techniques are widely used in research involving sensitive variables, such as drugs, violence or crime, especially when a population mean or prevalence must be estimated. However, they are not generally applied to examine relationships between a sensitive variable and other...

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Main Authors: María del Mar Rueda, Beatriz Cobo, Antonio Arcos
Format: Article
Language:English
Published: MDPI AG 2021-03-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/9/6/609
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author María del Mar Rueda
Beatriz Cobo
Antonio Arcos
author_facet María del Mar Rueda
Beatriz Cobo
Antonio Arcos
author_sort María del Mar Rueda
collection DOAJ
description Randomized response (RR) techniques are widely used in research involving sensitive variables, such as drugs, violence or crime, especially when a population mean or prevalence must be estimated. However, they are not generally applied to examine relationships between a sensitive variable and other characteristics. This type of technique was initially applied to qualitative variables, and studies later showed that a logistic regression may be performed with RR data. Since many of the variables considered in this context are quantitative, RR techniques were extended to these cases to estimate the values required. Regression analysis is a valuable statistical tool for exploring relationships among variables and for establishing associations between responses and covariates. In this article, we propose a design-based regression analysis for complex sample designs based on the unified RR approach. We present estimators of the regression coefficients, study their theoretical properties and consider different ways to estimate their variance. The properties of these estimation techniques were simulated using various quantitative randomized models. The method proposed was also used to analyse the findings from a real-world survey.
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spelling doaj.art-5d078c7ffe69402d9d2b580dda41a4d92023-11-21T10:13:58ZengMDPI AGMathematics2227-73902021-03-019660910.3390/math9060609Regression Models in Complex Survey Sampling for Sensitive Quantitative VariablesMaría del Mar Rueda0Beatriz Cobo1Antonio Arcos2Department of Statistics and Operations Research, University of Granada, 18071 Granada, SpainDepartment of Quantitative Methods for the Economy and Business, University of Granada, 18011 Granada, SpainDepartment of Statistics and Operations Research, University of Granada, 18071 Granada, SpainRandomized response (RR) techniques are widely used in research involving sensitive variables, such as drugs, violence or crime, especially when a population mean or prevalence must be estimated. However, they are not generally applied to examine relationships between a sensitive variable and other characteristics. This type of technique was initially applied to qualitative variables, and studies later showed that a logistic regression may be performed with RR data. Since many of the variables considered in this context are quantitative, RR techniques were extended to these cases to estimate the values required. Regression analysis is a valuable statistical tool for exploring relationships among variables and for establishing associations between responses and covariates. In this article, we propose a design-based regression analysis for complex sample designs based on the unified RR approach. We present estimators of the regression coefficients, study their theoretical properties and consider different ways to estimate their variance. The properties of these estimation techniques were simulated using various quantitative randomized models. The method proposed was also used to analyse the findings from a real-world survey.https://www.mdpi.com/2227-7390/9/6/609regression modelsrandomized response techniquescomplex sampling designs
spellingShingle María del Mar Rueda
Beatriz Cobo
Antonio Arcos
Regression Models in Complex Survey Sampling for Sensitive Quantitative Variables
Mathematics
regression models
randomized response techniques
complex sampling designs
title Regression Models in Complex Survey Sampling for Sensitive Quantitative Variables
title_full Regression Models in Complex Survey Sampling for Sensitive Quantitative Variables
title_fullStr Regression Models in Complex Survey Sampling for Sensitive Quantitative Variables
title_full_unstemmed Regression Models in Complex Survey Sampling for Sensitive Quantitative Variables
title_short Regression Models in Complex Survey Sampling for Sensitive Quantitative Variables
title_sort regression models in complex survey sampling for sensitive quantitative variables
topic regression models
randomized response techniques
complex sampling designs
url https://www.mdpi.com/2227-7390/9/6/609
work_keys_str_mv AT mariadelmarrueda regressionmodelsincomplexsurveysamplingforsensitivequantitativevariables
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