Transcription of Target Populations, Sampling Frames, and Coverage Error
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Target Populations, Sampling Frames, and Coverage Error
1 Target Populations, Sampling Frames, and Coverage ErrorProfessor Ron FrickerNaval postgraduate SchoolMonterey, California12 Goals for this Lecture Define survey Sampling terms, including Target population, survey population, Sampling frame, element Coverage , undercoverage, ineligible units Discuss frame Coverage issues and some solutions Discuss Sampling issues related to web-based and e-mail-based surveys When can an all electronic survey approach work and when not? What are the (current) difficulties with using these survey modes for general populations?23 Terminology (1) The Target populationis the group of elements to which the researcher wants to make inference At least theoretically, the population is finite and can be counted The fundamental units of the population are elements Often, elements are persons They can also be households, housing units, parts of an organization, (2) The survey populationis a subset of the Target population (often resulting)
Naval Postgraduate School Monterey, California. 2 Goals for this Lecture • Define survey sampling terms, including – Target population, survey population, sampling frame, element – Coverage, undercoverage, ineligible units • Discuss frame coverage issues and some solutions
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