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US Nuclear Power Generation vs US Exports

US Nuclear Power Generation and US Exports correlate at r = +0.83 over 55 years (1970–2024), p < 0.0001. With the time trend removed, r = +0.29. Likely spurious (shared time trend).

Verdict: Likely spurious (shared time trend). Both series mostly just trend over time. After removing that trend the correlation collapses to 0.29 — the relationship is probably coincidental, not causal.

Pearson r
+0.83
p-value
< 0.0001
Years compared (n)
55 (1970–2024)
95% confidence interval
0.72 to 0.90
Correlation with the time trend removed
+0.29

Sources

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Correlation does not imply causation. How the verdict is worked out.