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US Coal Consumption vs US Annual Working Hours per Worker

US Coal Consumption and US Annual Working Hours per Worker correlate at r = -0.22 over 59 years (1965–2023), p = 0.098. With the time trend removed, r = -0.05. Not statistically significant.

Verdict: Not statistically significant. With n = 59, this correlation isn't statistically significant (p = 0.098). It could easily be chance.

Pearson r
-0.22
p-value
0.098
Years compared (n)
59 (1965–2023)
95% confidence interval
-0.45 to 0.04
Correlation with the time trend removed
-0.05

Sources

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