Voters Were Right About the Economy. The Data Was Wrong.

https://www.politico.com/news/magazine/2025/02/11/democrats-tricked-strong-economy-00203464

A more nuanced take: not throwing out the left as liars or the right as delusional, but if the "official government statistics" are overly rosy or biased to the well-educated or to the state, then small wonder that there's less faith in experts.
Or, experts have to take a cold hard look at their methods and adjust, rather than resting on the "that's-the-way-we've-always-done-it" excuse.