Numbers, Facts and Trends Shaping Your World
Telephone polls still provide accurate data on a wide range of social, demographic and political variables, but some weaknesses persist.
Many nonprobability sample vendors have the ability to provide samples of respondents that, by design, are forced to align with characteristics of the U.S. population. Often those characteristics are demographics such as gender and age, though some vendors also use nondemographic variables. When a vendor forces the sample to match the population on a particular […]
Online nonprobability surveys are fast, cheap, and increasingly popular. We compared nine samples and found that accuracy varied substantially.
The claim by Kuriakose and Robbins (2015) that there is widespread falsification in international surveys is clearly concerning. However, an extensive investigation conducted by Pew Research Center finds the claim is not well supported.
This appendix aims to put the findings from the Religious Landscape Study into a broader context through a comparison of its results with long-term trends from the General Social Survey (GSS), Gallup Organization surveys and results from ongoing polls conducted monthly by Pew Research Center. Generally, these sources indicate that there is a fair amount […]
There are deep divisions in Israeli society over political values and religion’s role in public life — not only between Jews and the Arab minority, but also among the religious subgroups that make up Israeli Jewry.