Your fact-checks

Your fact-checks will appear here

factually
Support us
  • Home
  • Politics
  • Business
  • Society
  • Technology
  • Health
  • Science
  • Entertainment
Index/Topics/Survey methodology

Survey methodology

Methodological approaches to estimating unauthorized immigrant population, including use of ACS and CPS surveys

Fact-Checks

4 results
Jan 25, 2026
Most Viewed

How do Gallup and Pew differ in calculating presidential approval averages and why does it matter?

and both report but do so with different sampling cadences, historical baselines and survey instruments, producing averages that can diverge for reasons unrelated to public sentiment itself (for examp...

Feb 3, 2026

How do researchers estimate the number of undocumented immigrants using the ACS and CPS?

Researchers typically use a "residual" approach built on surveys — primarily the and the — that subtracts an independently estimated count of legally present immigrants from the total foreign‑born mea...

Jan 19, 2026

What percentage of adult performers report religious or spiritual affiliations?

The materials provided contain no data on adult performers specifically, so a direct percentage for that occupational group cannot be calculated from these sources; instead, available national surveys...

Jan 7, 2026

What percentage of women report usually swallowing versus spitting in sexual encounters according to national surveys?

National, probability-based surveys that ask about oral sex (e.g., NHANES and NSFG) document how common oral sex is but do not ask a standard, nationally representative question about whether women “u...

About
Blog
Contact
FAQ
Terms & ConditionsTerms
Privacy PolicyPrivacy
Manage data