ReligionAugust 29, 2018

Q&A: The challenges of creating a religious typology

This new analysis creates a typology that cuts across denominations, sorting Americans into seven groups, or “clusters,” based on their religious practices and values, their views about religion in general, and the sources of meaning and fulfillment in their lives. Rich Morin, a senior editor at the Center, explains how the study was put together, and discusses the role of cluster analysis in creating the typology.

Pew Research CenterAugust 6, 2018

What are nonprobability surveys?

Many online surveys are conducted using “nonprobability” or “opt-in” samples, which are generally easier and cheaper to conduct. In our latest Methods 101 video, we explore some of the features of nonprobability surveys and how they differ from traditional probability-based polls.

MethodsAugust 6, 2018

Video Explainer: What are nonprobability surveys?

Our latest Methods 101 video explores some of the ways these surveys differ from traditional probability-based polls.

Pew Research CenterAugust 3, 2018

When writing about survey data, 51% might not mean a ‘majority’

For many people, “majority” is a word so common that they rarely have to think twice about what it means. But it’s a different matter for polling organizations like Pew Research Center. At the Center, writers cannot label a survey finding a “majority” unless it meets specific criteria.

Pew Research CenterJune 1, 2018

Q&A: Measuring attitudes toward Muslims and Jews in Western Europe

Neha Sahgal, a lead author of our survey of Christians in Western Europe, discusses how the survey team constructed its questions and analyzed results.

Pew Research CenterMay 14, 2018

Can we still trust polls?

Donald Trump’s victory in 2016 and the U.K. “Brexit” decision rattled public confidence in polls. Our new video explains why well-designed polls can be trusted.

Pew Research CenterApril 19, 2018

Q&A: How Pew Research Center identified bots on Twitter

For a recent study on automated accounts and Twitter, we had to answer a fundamental question: Which accounts are bots and which accounts aren’t? Read a Q&A with Stefan Wojcik, a computational social scientist at the Center and one of the report’s authors, on how he and his colleagues navigated this question.

Pew Research CenterMarch 30, 2018

What to know about the citizenship question the Census Bureau is planning to ask in 2020

The U.S. Census Bureau is planning to ask everyone living in the United States whether they are citizens when it conducts its next decennial census in 2020.

MethodsMarch 26, 2018

The American Trends Panel Survey Methodology

The American Trends Panel (ATP), created by the Pew Research Center, is a nationally representative panel of randomly selected U.S. adults recruited from landline and cell phone random digit dial surveys. Panelists participate via monthly self-administered Web surveys. Panelists who do not have internet access are provided with a tablet and wireless internet connection. The […]

Pew Research CenterMarch 21, 2018

How do you write survey questions that accurately measure public opinion?

In the second video from our Methods 101 series, we’re tackling why question wording is so important in public opinion surveys.