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US Coal Consumption vs US Unemployment Rate

US Coal Consumption and US Unemployment Rate correlate at r = +0.26 over 35 years (1991–2025), p = 0.133. With the time trend removed, r = +0.16. Not statistically significant.

Verdict: Not statistically significant. With n = 35, this correlation isn't statistically significant (p = 0.133). It could easily be chance.

Pearson r
+0.26
p-value
0.133
Years compared (n)
35 (1991–2025)
95% confidence interval
-0.08 to 0.54
Correlation with the time trend removed
+0.16

Sources

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