Until earlier this year, Professor Ryan was a member of the Methodology Advisory Committee for the Australian Bureau of Statistics. She receives funding from the Bill and Melinda Gates Foundation, the ...

Targeting matters most. Surveying the wrong audience can lead to misleading data and poor decisions, even if the questions themselves are solid. Weighting shapes reality. Overrepresenting certain ...

One possible explanation for the variability in estimates across the different nonprobability samples is the range of methods that online sample vendors employ. They differ on recruitment, weighting ...

Results for the general public survey are based on telephone interviews conducted under the direction of Princeton Survey Research Associates International among a nationwide sample of 2,001 adults, ...

The Fast Company Executive Board is a private, fee-based network of influential leaders, experts, executives, and entrepreneurs who share their insights with our audience. BY Sumit Aneja Online ...

Let us start with the biggest paradox. In all probability, you have never been interviewed for any of the opinion polls. How can the polls then claim to reflect ?public opinion?? The story goes that a ...

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 ...

The National Sample Survey, under the Ministry of Statistics and Programme Implementation, has been conducting large-scale sample surveys on All-India basis since the 1950s. These surveys are the most ...