Note: This report was updated on Dec. 30, 2015 to reflect the January-July 2015 National Health Interview Survey estimates released on December 1, 2015. Telephone surveys face numerous challenges, but ...

This study looks at how national public opinion polling in the United States changed from 2000 to 2022. It focuses on two aspects: the sample source(s) – that is, where the survey takers came from – ...

Journal of Field Archaeology, Vol. 13, No. 4 (Winter, 1986), pp. 477-491 (15 pages) In this paper several considerations are discussed that developed out of the sampling program for the Chevelon ...

THE need for adequate statistics relating to our agricultural resources and requirements must have become obvious to all during the last few years, for the urgency of war problems has served to direct ...

Survey work is a series of complex processes. At the outset, there is sample and questionnaire design, as well as field training. During the data collection stage, there is monitoring and remedial ...

Collectively, recreational fisheries can take a significant fraction of the yearly catch—in some cases more than commercial fisheries. It is important that systems used to monitor fishing catch are ...

[Asia Economy Reporter Naju-seok] Regarding the Seoul Metropolitan Government's policy to change the full survey of semi-basement houses to a sample survey method, Seoul Mayor Oh Se-hoon stated on the ...

Collectively, recreational fisheries can take a significant fraction of the yearly catch—in some cases more than commercial fisheries. It is important that systems used to monitor fishing catch are ...