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US Dollar to Japanese Yen vs Arctic Sea Ice Extent (September)
US Dollar to Japanese Yen and Arctic Sea Ice Extent (September) correlate at r = +0.09 over 27 years (1999–2025), p = 0.668. With the time trend removed, r = +0.53. Not statistically significant.
Verdict: Not statistically significant. With n = 27, this correlation isn't statistically significant (p = 0.668). It could easily be chance.
- Pearson r
- +0.09
- p-value
- 0.668
- Years compared (n)
- 27 (1999–2025)
- 95% confidence interval
- -0.30 to 0.45
- Correlation with the time trend removed
- +0.53
Sources
- US Dollar to Japanese Yen (JPY per USD): Frankfurter (ECB). Annual mean US Dollar to Japanese Yen exchange rate (European Central Bank reference rates).
- Arctic Sea Ice Extent (September) (million km²): NSIDC. Mean Arctic sea ice extent in September, the yearly minimum (NSIDC Sea Ice Index).
Related pairs
- Arctic Sea Ice Extent (September) vs US Mobile Subscriptions (r = -0.92)
- Arctic Sea Ice Extent (September) vs US Resident Patent Applications (r = -0.91)
- Arctic Sea Ice Extent (September) vs US Adult Obesity (r = -0.91)
- Arctic Sea Ice Extent (September) vs US Population (r = -0.90)
- Arctic Sea Ice Extent (September) vs US Marriage Rate (r = +0.90)
- Atmospheric CO₂ (Mauna Loa) vs Arctic Sea Ice Extent (September) (r = -0.89)
Correlation does not imply causation. How the verdict is worked out.