Immigrants from Northern Europe vs Sierra Leonean Married-couple Households

The statistical analysis conducted on geographies consisting of 476,937,950 people shows a mild positive correlation between the proportion of Immigrants from Northern Europe and percentage of married-couple family households in the United States with a correlation coefficient (R) of 0.348 and weighted average of 48.6%. Similarly, the statistical analysis conducted on geographies consisting of 83,352,562 people shows a mild negative correlation between the proportion of Sierra Leoneans and percentage of married-couple family households in the United States with a correlation coefficient (R) of -0.310 and weighted average of 42.9%, a difference of 13.3%.

Married-couple Households Correlation Summary

Measurement	Immigrants from Northern Europe	Sierra Leonean
Minimum	23.5%	10.1%
Maximum	100.0%	73.4%
Range	76.5%	63.3%
Mean	56.7%	45.2%
Median	54.7%	44.4%
Interquartile 25% (IQ1)	48.0%	37.7%
Interquartile 75% (IQ3)	70.5%	53.1%
Interquartile Range (IQR)	22.5%	15.4%
Standard Deviation (Sample)	16.7%	12.2%
Standard Deviation (Population)	16.6%	12.1%

Similar Demographics by Married-couple Households

Demographics Similar to Immigrants from Northern Europe by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Immigrants from Northern Europe are Austrian (48.6%, a difference of 0.0%), White/Caucasian (48.6%, a difference of 0.010%), Immigrants from Lithuania (48.6%, a difference of 0.010%), Irish (48.6%, a difference of 0.070%), and Polish (48.5%, a difference of 0.090%).

Demographics	Rating \| Rank	Married-couple Households
Immigrants \| Sri Lanka	99.4 /100 \| #49	Exceptional 48.7%
Samoans	99.4 /100 \| #50	Exceptional 48.7%
Eastern Europeans	99.3 /100 \| #51	Exceptional 48.6%
Irish	99.3 /100 \| #52	Exceptional 48.6%
Whites/Caucasians	99.3 /100 \| #53	Exceptional 48.6%
Immigrants \| Lithuania	99.3 /100 \| #54	Exceptional 48.6%
Austrians	99.3 /100 \| #55	Exceptional 48.6%
Immigrants \| Northern Europe	99.3 /100 \| #56	Exceptional 48.6%
Poles	99.2 /100 \| #57	Exceptional 48.5%
Immigrants \| Indonesia	99.2 /100 \| #58	Exceptional 48.5%
Czechoslovakians	99.2 /100 \| #59	Exceptional 48.5%
Croatians	99.1 /100 \| #60	Exceptional 48.5%
Bulgarians	99.1 /100 \| #61	Exceptional 48.5%
Luxembourgers	99.1 /100 \| #62	Exceptional 48.5%
Basques	99.0 /100 \| #63	Exceptional 48.4%

Demographics Similar to Sierra Leoneans by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Sierra Leoneans are Immigrants from Africa (42.9%, a difference of 0.030%), Immigrants from Ecuador (42.9%, a difference of 0.050%), Immigrants from Guatemala (42.8%, a difference of 0.13%), Immigrants from Eastern Africa (42.9%, a difference of 0.14%), and Immigrants from Ethiopia (43.1%, a difference of 0.39%).

Demographics	Rating \| Rank	Married-couple Households
Immigrants \| Nigeria	0.1 /100 \| #272	Tragic 43.2%
Ethiopians	0.1 /100 \| #273	Tragic 43.2%
Nigerians	0.1 /100 \| #274	Tragic 43.2%
Immigrants \| Bangladesh	0.0 /100 \| #275	Tragic 43.1%
Immigrants \| Ethiopia	0.0 /100 \| #276	Tragic 43.1%
Immigrants \| Eastern Africa	0.0 /100 \| #277	Tragic 42.9%
Immigrants \| Africa	0.0 /100 \| #278	Tragic 42.9%
Sierra Leoneans	0.0 /100 \| #279	Tragic 42.9%
Immigrants \| Ecuador	0.0 /100 \| #280	Tragic 42.9%
Immigrants \| Guatemala	0.0 /100 \| #281	Tragic 42.8%
Bermudans	0.0 /100 \| #282	Tragic 42.4%
Inupiat	0.0 /100 \| #283	Tragic 42.4%
Cheyenne	0.0 /100 \| #284	Tragic 42.3%
Ghanaians	0.0 /100 \| #285	Tragic 42.2%
Belizeans	0.0 /100 \| #286	Tragic 42.2%