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What r = -0.50 Means in an R Analysis of State Life Expectancy and the 2024 Vote

Across the 50 U.S. states and Washington, D.C., the correlation between 2022 life expectancy and the two-candidate margin in the 2024 presidential vote was r = -0.50 with p = .00019. This article shows how to check that result in R and separate a state-level association from individual or causal claims.

Data Science R

2026-08-27