Results 51 to 60 of about 4,578,298 (196)
Fraud in Online Surveys: Evidence from a Nonprobability, Subpopulation Sample [PDF]
, 2023 We hired a well-known market research firm whose surveys have been published in leading political science journals, including JEPS. Based on a set of rigorous screeners, we detected what appears to be exceedingly high rates of identity falsification ...
Bell, AM, Gift, T
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Reconceptualizing Survey Representativeness for Evaluating and Using Nonprobability Samples [PDF]
Survey Practice, 2013 A question in recent times has been the quality of surveys using nonprobability samples. This paper approaches measurement accuracy by reconceptualizing representativeness. This approach can be used for all samples, probability or not. Current survey designs aim for representative samples with the implicit assumptions that representativeness belongs to
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Comparing data quality between online panel and intercept samples
Methodological Innovations, 2016 Although some research effort has been devoted to the comparison of probability- and nonprobability-based Web surveys, different types of nonprobability-based samples have not been thoroughly examined.
Mingnan Liu
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The convenience of nonprobability: Survey strategies for small academic libraries
College & Research Libraries News, 2009 Recent research on how college students use libraries has raised some interesting questions for academic librarians. Data from the report “College Students’ Perceptions of Libraries and Information Resources: A Report to the OCLC Membership” illuminates how college students from around the world view libraries and what they want from libraries.
Dolores Skowronek, Larry Duerr
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, 2022 Survey researchers have proposed approaches to estimation from nonprobability samples and have examined properties of estimators using case studies and Monte Carlo simulations.
Edward Mulrow
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Comments on „Probability vs. Nonprobability Sampling: From the Birth of Survey Sampling to the Present Day” by Graham Kalton [PDF]
Statistics in Transition new series, 2023 I would like to congratulate Professor Graham Kalton for his significant and inspiring article entitled as "Probability vs. Nonprobability Sampling: From the Birth of Survey Sampling to the Present Day". The article provides an elegant overview of the history of survey sampling, covering the purposive approaches that
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Communications in Statistics - Simulation and Computation, 2022 In scientific studies with low-prevalence outcomes, probability sampling may be supplemented by nonprobability sampling to boost the sample size of desired subpopulation while remaining representative to the entire study population. To utilize both probability and nonprobability samples appropriately, several methods have been proposed in the ...
Wenna Xi +6 more
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Variable selection in Propensity Score Adjustment to mitigate selection bias in online surveys
Statistical Papers, 2022 The development of new survey data collection methods such as online surveys has been particularly advantageous for social studies in terms of reduced costs, immediacy and enhanced questionnaire possibilities.
R. Ferri-García, M. Rueda
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Journal of Medical Internet Research, 2020 BackgroundSpain has been one of the countries most impacted by the COVID-19 pandemic. Since the first confirmed case was reported on January 31, 2020, there have been over 405,000 cases and 28,000 deaths in Spain.
Oliver, Nuria +3 more
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Improving Response to Mail Surveys of Farmers and Ranchers [PDF]
, 2022 Excerpts from the report Introduction: The Economics, Statistics, and Cooperatives Service (ESCS) has a vital interest in obtaining and maintaining a high response rate to mail surveys.
Bosecker, Raymond R. +2 more
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