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US Coal Consumption vs US Population Aged 65+
US Coal Consumption and US Population Aged 65+ correlate at r = -0.20 over 61 years (1965–2025), p = 0.115. With the time trend removed, r = -0.77. Not statistically significant.
Verdict: Not statistically significant. With n = 61, this correlation isn't statistically significant (p = 0.115). It could easily be chance.
- Pearson r
- -0.20
- p-value
- 0.115
- Years compared (n)
- 61 (1965–2025)
- 95% confidence interval
- -0.43 to 0.05
- Correlation with the time trend removed
- -0.77
Sources
- US Coal Consumption (TWh): Our World in Data. US Coal Consumption (Our World in Data: Coal).
- US Population Aged 65+ (% of total): World Bank. US Population Aged 65+ (World Bank indicator SP.POP.65UP.TO.ZS).
Related pairs
- US Wind Power Generation vs US Population Aged 65+ (r = +0.99)
- US Renewable Energy Share vs US Population Aged 65+ (r = +0.96)
- US GDP per Capita vs US Population Aged 65+ (r = +0.96)
- US GDP (current US$) vs US Population Aged 65+ (r = +0.95)
- Atmospheric CO₂ (Mauna Loa) vs US Population Aged 65+ (r = +0.95)
- US Population Aged 65+ vs US R&D Expenditure (r = +0.95)
Correlation does not imply causation. How the verdict is worked out.