https://aspe.hhs.gov/system/files/pdf/265341/vaccine-hesitancy-COVID-19-Methodology.pdf https://aspe.hhs.gov/system/files/pdf/265341/vaccine-hesitan... "State

https://aspe.hhs.gov/system/files/pdf/265341/vaccine-hesitancy-COVID-19-Methodology.pdf https://aspe.hhs.gov/system/files/pdf/265341/vaccine-hesitan... "State of residence" was a predictor in their linear model. A person's state (and its government) will probably affect the outcome variable to some extend, so it's not really surprising that it might be retained as a significant term. However, I find it hard to believe it's so important. I wonder if that predictor is simply confounded with some unobserved variable relating to methods of surveying that differed by state.