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 ...

Survey sampling and estimation methods form the cornerstone of modern statistical inference, underpinning research across the social, medical, and natural sciences. At their heart, these methods ...

The data in this report are based on two independent survey administrations with the same randomly selected, nationally representative group of respondents. The first is the center’s largest survey on ...

Official household surveys are important sources of information: they support policy and decision-making for a wide range of government programs. The uses of household survey data are broad, from ...

Millions of businesses rely on customer surveys to learn more about their customer base, their products, and their options for the future. Aspiring entrepreneurs use them for initial market research ...

What was once two companies is now one after Shelton-based market research company Survey Sampling International, SSI, sealed its deal with Texas data collection company Research Now to become one ...

The Canadian Journal of Statistics / La Revue Canadienne de Statistique Some recent works on estimation in survey sampling are analyzed and extended from the perspective of the theory of optimal ...

There was controversy recently over how sound data collection procedures in India are, especially when it comes to some of the important national level surveys. An article (by Shamika Ravi, Member of ...