Methodological Research

The Delaware House of Representatives passed a bill this week that would count prisoners at their home addresses, not the places where they are incarcerated, for purposes of redistricting after the 2010 Census.

How do respondents’ answers to a Census Bureau question about their race vary depending on the type of question asked?

With fully a quarter of the U.S. adult population now relying solely on cell phone service, pollsters and other survey researchers face a difficult decision as to whether to include cell phones in their samples. A joint study by the Pew Research Center for the People & the Press and the Pew Internet & American Life Project takes an up-to-date look at the potential biases in findings based on landline-only surveys.

Senior research staff answer questions from readers relating to all the areas covered by our seven projects, ranging from polling techniques and findings, to media, technology, religious, demographic and global attitudes trends.

Senior research staff answer questions from readers relating to all the areas covered by our seven projects, ranging from polling techniques and findings, to media, technology, religious, demographic and global attitudes trends.

The Census Bureau does not ask U.S. residents for their immigration status when they are counted in the 2010 Census or other population surveys.

A snapshot of the lowest-responding neighborhoods in the 2010 Census shows that more than two-thirds are in cities, and they tend to be more racially or ethnically diverse than higher-responding areas.

The 2010 Census mail participation rate of 72% has matched the 2000 Census rate, and Census Bureau officials have released data indicating that sending replacement questionnaires to low-responding areas may have played a role.

It’s official: The 2010 Census mail participation rate has matched the 2000 rate, according to the Census Bureau.

A new analysis of 2010 Census participation rates finds that 22% of counties have exceeded their Census 2000 participation rates by at least five percentage points.