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Sunspot Number vs US Birth Rate
Sunspot Number and US Birth Rate correlate at r = +0.18 over 65 years (1960–2024), p = 0.161. With the time trend removed, r = +0.02. Not statistically significant.
Verdict: Not statistically significant. With n = 65, this correlation isn't statistically significant (p = 0.161). It could easily be chance.
- Pearson r
- +0.18
- p-value
- 0.161
- Years compared (n)
- 65 (1960–2024)
- 95% confidence interval
- -0.07 to 0.40
- Correlation with the time trend removed
- +0.02
Sources
- Sunspot Number (yearly mean): SILSO. Yearly mean total sunspot number (SILSO, Royal Observatory of Belgium).
- US Birth Rate (per 1,000 people): World Bank. US Birth Rate (World Bank indicator SP.DYN.CBRT.IN).
Related pairs
- Atmospheric Methane (global) vs US Birth Rate (r = -0.95)
- US Adult Obesity vs US Birth Rate (r = -0.93)
- US Adolescent Birth Rate vs US Birth Rate (r = +0.92)
- US Birth Rate vs US Resident Patent Applications (r = -0.92)
- US Fertility Rate vs US Birth Rate (r = +0.91)
- US Birth Rate vs US R&D Expenditure (r = -0.91)
Correlation does not imply causation. How the verdict is worked out.