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US Federal Debt Outstanding vs Worldwide Strong Earthquakes (M6+)
US Federal Debt Outstanding and Worldwide Strong Earthquakes (M6+) correlate at r = +0.17 over 66 years (1960–2025), p = 0.181. With the time trend removed, r = -0.33. Not statistically significant.
Verdict: Not statistically significant. With n = 66, this correlation isn't statistically significant (p = 0.181). It could easily be chance.
- Pearson r
- +0.17
- p-value
- 0.181
- Years compared (n)
- 66 (1960–2025)
- 95% confidence interval
- -0.08 to 0.39
- Correlation with the time trend removed
- -0.33
Sources
- US Federal Debt Outstanding (USD): U.S. Treasury. Total US federal debt outstanding at the end of each fiscal year (U.S. Treasury Fiscal Data).
- Worldwide Strong Earthquakes (M6+) (earthquakes per year): USGS. Annual worldwide count of magnitude 6+ earthquakes (USGS ComCat).
Related pairs
- US Renewable Energy Share vs US Federal Debt Outstanding (r = +0.99)
- US Wind Power Generation vs US Federal Debt Outstanding (r = +0.99)
- US Federal Debt Outstanding vs US GDP (current US$) (r = +0.97)
- US Federal Debt Outstanding vs US GDP per Capita (r = +0.95)
- Atmospheric Methane (global) vs US Federal Debt Outstanding (r = +0.95)
- US Natural Gas Consumption vs US Federal Debt Outstanding (r = +0.94)
Correlation does not imply causation. How the verdict is worked out.