Survey research remains a cornerstone of health care investigation, offering insights into clinical practice, policy implementation and epidemiological trends. However, declining response rates across ...
Ipsos conducted the National Public Opinion Reference Survey (NPORS) for Pew Research Center using address-based sampling and a multimode protocol. The survey was fielded from May 19 to Sept. 5, 2023.
As polling takes center stage again this election year, understanding its strengths and weaknesses is critical. At Pew Research Center, we’ve looked hard at the advantages and limitations of our ...
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