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US Coal Consumption vs US Electricity Use per Capita

US Coal Consumption and US Electricity Use per Capita correlate at r = +0.45 over 35 years (1990–2024), p = 0.0074. With the time trend removed, r = +0.89. Holds up after detrending.

Verdict: Holds up after detrending. Statistically significant (p = 0.0074) and the association survives trend removal (detrended r = 0.89). Correlation still isn't causation, but this one isn't an obvious artifact.

Pearson r
+0.45
p-value
0.0074
Years compared (n)
35 (1990–2024)
95% confidence interval
0.13 to 0.68
Correlation with the time trend removed
+0.89

Sources

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