Průzkumníky děsí "propast mezi demokratickymi a republikanskymi respondenty"...
https://dnyuz.com/2022/11/01/a-worrisome-pattern-re-emerges-in-seeking-response-from-republicans/
"In the aftermath of the 2020 election, most pollsters concluded that the polls probably underestimated Donald J. Trump because of something called nonresponse bias. In short, Mr. Trump’s supporters were less likely to respond to surveys than Joe Biden’s supporters, even among people who had the same demographic characteristics".
"While nonresponse bias is challenging to prove, there was one possible marker of it in the New York Times/Siena College data in 2020: White registered Democrats were more than 20 percent likelier to respond to our surveys than white registered Republicans".

