# Appendix B: Additional tables > Source: > Published: 2026-09-30 17:55:24+00:00 Different models get different questions correct *Questions where each synthetic sample achieved a question-level average absolute error of 5.0 percentage points or less, when compared with real ATP data* | GPT-5.1 | Both models | Claude Opus 4.6 | |---|---|---| | • Whether there are clear solutions to most big issues facing the country today | • Have an IRA, 401(k) or similar retirement account | • Satisfaction with the way things are going in this country today | | • Whether 2026 will be better than or worse than 2025 | | • Whether voting gives people like you some say about how government runs things | | • Preference for living in a community where houses are larger and farther apart or smaller and closer to each other | | • Whether your side has been winning more often than losing in political issues that matter to you over the last few years | | • Concern about the cost of housing | | • Whether the Trump administration’s tariff policies will have a positive or negative overall effect on the country | | • Participation in a political campaign, meeting, protest or rally in the last two years | | • Favorability of suspending all asylum applications from people seeking to live in the U.S. to escape violence or danger | | • Whether it’s acceptable or not for federal immigration officers to wear face coverings that hide their identities while working | | • Whether it matters or not which party wins control of Congress in the 2026 elections | | • Trump presidential approval | | • Whether Trump will be a successful or unsuccessful president in the long run | | • Ease or difficulty of someone obtaining an abortion in the area where you live | | • Whether Democratic congressional leaders this year should work with Trump to accomplish things or stand up to Trump on issues important to their voters | | • Whether police should be allowed to stop and search anyone who fits the general definition of a crime suspect | | • Whether obtaining an abortion in the area where you live should be harder, easier or about the same as it is now” | | | | • Favor or oppose pausing visa applications from people in 75 countries seeking to legally immigrate to the U.S. | | | | • Whether Trump’s economic policies have made economic conditions better, worse or have had not much of an effect” | | | | • Whether you find talking about politics with people you disagree with interesting and informative or stressful and frustrating | | | | • Confidence that Trump has the leadership skills needed to be president | Note: Source: Survey of U.S. adults and “digital twins” synthetic analysis using models set to low reasoning with extended profile information and expert reflection. Survey was conducted Jan. 20-26, 2026 (replicated March 2-3 with OpenAI GPT-5.1; and replicated March 9-12 and April 7-10 with Claude Opus 4.6). [Refer to the Wave 185 questionnaire](https://www.pewresearch.org/wp-content/uploads/sites/20/2026/01/PP_2026-01-29_views-of-trump_questionnaire.pdf)for full question wording. Source: Survey of U.S. adults and “digital twins” synthetic analysis using models set to low reasoning with extended profile information and expert reflection. Survey was conducted Jan. 20-26, 2026 (replicated March 2-3 with OpenAI GPT-5.1; and replicated March 9-12 and April 7-10 with Claude Opus 4.6). “Can AI Stand In for Human Survey-Takers? Not Really” PEW RESEARCH CENTER Different models get different questions correct *Questions where each synthetic sample achieved a question-level average absolute error of 5.0 percentage points or less, when compared with real ATP data* | Independent variable | n1 | n2 | |---|---|---| | Germany | 40 | 60 | | Spain | 50 | 50 | | France | 60 | 40 | Note: Source: Survey of U.S. adults and “digital twins” synthetic analysis using models set to low reasoning with extended profile information and expert reflection. Survey was conducted Jan. 20-26, 2026 (replicated March 2-3 with OpenAI GPT-5.1; and replicated March 9-12 and April 7-10 with Claude Opus 4.6). [Refer to the Wave 185 questionnaire](https://www.pewresearch.org/wp-content/uploads/sites/20/2026/01/PP_2026-01-29_views-of-trump_questionnaire.pdf)for full question wording. Source: Survey of U.S. adults and “digital twins” synthetic analysis using models set to low reasoning with extended profile information and expert reflection. Survey was conducted Jan. 20-26, 2026 (replicated March 2-3 with OpenAI GPT-5.1; and replicated March 9-12 and April 7-10 with Claude Opus 4.6). “Can AI Stand In for Human Survey-Takers? Not Really” PEW RESEARCH CENTER