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US Dollar to Euro vs Atmospheric CO₂ (Mauna Loa)
US Dollar to Euro and Atmospheric CO₂ (Mauna Loa) correlate at r = -0.07 over 27 years (1999–2025), p = 0.731. With the time trend removed, r = +0.61. Not statistically significant.
Verdict: Not statistically significant. With n = 27, this correlation isn't statistically significant (p = 0.731). It could easily be chance.
- Pearson r
- -0.07
- p-value
- 0.731
- Years compared (n)
- 27 (1999–2025)
- 95% confidence interval
- -0.44 to 0.32
- Correlation with the time trend removed
- +0.61
Sources
- US Dollar to Euro (EUR per USD): Frankfurter (ECB). Annual mean US Dollar to Euro exchange rate (European Central Bank reference rates).
- Atmospheric CO₂ (Mauna Loa) (ppm): NOAA GML. Annual mean atmospheric carbon dioxide measured at Mauna Loa Observatory, Hawaii (NOAA GML).
Related pairs
- Atmospheric CO₂ (Mauna Loa) vs US GDP per Capita (r = +0.99)
- Atmospheric CO₂ (Mauna Loa) vs US Population (r = +0.99)
- Atmospheric CO₂ (Mauna Loa) vs US GDP (current US$) (r = +0.98)
- Atmospheric CO₂ (Mauna Loa) vs US Cereal Yield (r = +0.98)
- Atmospheric CO₂ (Mauna Loa) vs Atmospheric Methane (global) (r = +0.98)
- Atmospheric CO₂ (Mauna Loa) vs US Adult Obesity (r = +0.98)
Correlation does not imply causation. How the verdict is worked out.