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US Marriage Rate vs US Female Labor Force Participation

US Marriage Rate and US Female Labor Force Participation correlate at r = +0.43 over 32 years (1991–2022), p = 0.013. With the time trend removed, r = -0.15. Holds up after detrending.

Verdict: Holds up after detrending. Statistically significant (p = 0.013) and the association survives trend removal (detrended r = -0.15). Correlation still isn't causation, but this one isn't an obvious artifact.

Pearson r
+0.43
p-value
0.013
Years compared (n)
32 (1991–2022)
95% confidence interval
0.10 to 0.68
Correlation with the time trend removed
-0.15

Sources

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Correlation does not imply causation. How the verdict is worked out.