CorrelateAI › Pairs
Arctic Sea Ice Extent (September) vs US Mobile Subscriptions
Arctic Sea Ice Extent (September) and US Mobile Subscriptions correlate at r = -0.92 over 43 years (1979–2024), p < 0.0001. With the time trend removed, r = -0.50. Interpret with caution.
Verdict: Interpret with caution. Much of the apparent link is driven by a shared time trend: r falls from -0.92 to -0.50 once the trend is removed.
- Pearson r
- -0.92
- p-value
- < 0.0001
- Years compared (n)
- 43 (1979–2024)
- 95% confidence interval
- -0.95 to -0.85
- Correlation with the time trend removed
- -0.50
Sources
- Arctic Sea Ice Extent (September) (million km²): NSIDC. Mean Arctic sea ice extent in September, the yearly minimum (NSIDC Sea Ice Index).
- US Mobile Subscriptions (per 100 people): World Bank. US Mobile Subscriptions (World Bank indicator IT.CEL.SETS.P2).
Related pairs
- US Mobile Subscriptions vs US Resident Patent Applications (r = +0.99)
- US Adult Obesity vs US Mobile Subscriptions (r = +0.98)
- US Internet Users vs US Mobile Subscriptions (r = +0.98)
- US Internet Usage vs US Mobile Subscriptions (r = +0.98)
- US Forest Area vs US Mobile Subscriptions (r = +0.98)
- US Marriage Rate vs US Mobile Subscriptions (r = -0.95)
Correlation does not imply causation. How the verdict is worked out.