Table 1.
Items regarding factual beliefs used in Studies 1–3
| Study1 | Study2 | Study3 | Item | Correct answer for question used in analysis |
|---|---|---|---|---|
| x | x | x | What percentage of people living in Poland are of foreign origin? (R) | 0.92% |
| x | x | x | What percentage of Poles are unemployed? (L) | 3.2% |
| x | x | x | What percentage of Poles are over 60? (R) | 22.5% |
| x | x | x | What percentage of the energy used in Poland comes from renewable sources? (L) | 11% |
| x | x | x | What percentage of money collected by the Great Orchestra of Christmas Charity is allocated to medical equipment every year? (R) | 96.5% |
| x | x | x | What percentage of babies have been vaccinated in Poland in the last 5 years? (L) | 92.73% |
| x | x | x | What percentage of Polish society are LGBT? (L) | 5.4% |
| x | x | What percentage of all people who died in Auschwitz were Jews? (R) | 91% | |
| x | x | What percentage of seats in the Parliament did Solidarity win in the 1989 election? (L) | 34.78% | |
| x | x | What percentage of seats in the Senate did Solidarity win in the 1989 election? (L) | 99% |
Note: R – facts congenial to right-wing beliefs; L – facts congenial to left-wing beliefs
Correct answers were based on information from the official resources and are presented in Supplementary Materials (Sect. 1)