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US Dollar to British Pound vs US Federal Debt Outstanding
US Dollar to British Pound and US Federal Debt Outstanding correlate at r = +0.78 over 27 years (1999–2025), p < 0.0001. With the time trend removed, r = +0.41. Holds up after detrending.
Verdict: Holds up after detrending. Statistically significant (p = < 0.0001) and the association survives trend removal (detrended r = 0.41). Correlation still isn't causation, but this one isn't an obvious artifact.
- Pearson r
- +0.78
- p-value
- < 0.0001
- Years compared (n)
- 27 (1999–2025)
- 95% confidence interval
- 0.57 to 0.89
- Correlation with the time trend removed
- +0.41
Sources
- US Dollar to British Pound (GBP per USD): Frankfurter (ECB). Annual mean US Dollar to British Pound exchange rate (European Central Bank reference rates).
- 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).
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.