Immigrants from Bulgaria vs Lumbee Married-couple Households

The statistical analysis conducted on geographies consisting of 172,541,029 people shows a significant positive correlation between the proportion of Immigrants from Bulgaria and percentage of married-couple family households in the United States with a correlation coefficient (R) of 0.642 and weighted average of 47.0%. Similarly, the statistical analysis conducted on geographies consisting of 92,264,260 people shows no correlation between the proportion of Lumbee and percentage of married-couple family households in the United States with a correlation coefficient (R) of -0.006 and weighted average of 39.6%, a difference of 18.6%.

Married-couple Households Correlation Summary

Measurement	Immigrants from Bulgaria	Lumbee
Minimum	14.5%	16.8%
Maximum	100.0%	53.0%
Range	85.5%	36.2%
Mean	54.3%	37.4%
Median	54.5%	37.3%
Interquartile 25% (IQ1)	48.2%	33.9%
Interquartile 75% (IQ3)	58.2%	43.5%
Interquartile Range (IQR)	10.0%	9.7%
Standard Deviation (Sample)	15.6%	8.3%
Standard Deviation (Population)	15.2%	8.2%

Similar Demographics by Married-couple Households

Demographics Similar to Immigrants from Bulgaria by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Immigrants from Bulgaria are Serbian (47.0%, a difference of 0.020%), Hmong (47.0%, a difference of 0.030%), Immigrants from Western Asia (46.9%, a difference of 0.040%), Arab (46.9%, a difference of 0.040%), and Immigrants from Russia (47.0%, a difference of 0.050%).

Demographics	Rating \| Rank	Married-couple Households
Mexicans	83.4 /100 \| #144	Excellent 47.1%
Slovenes	81.7 /100 \| #145	Excellent 47.1%
Immigrants \| Western Europe	81.6 /100 \| #146	Excellent 47.1%
Immigrants \| Syria	81.6 /100 \| #147	Excellent 47.1%
Icelanders	79.5 /100 \| #148	Good 47.0%
Paraguayans	78.7 /100 \| #149	Good 47.0%
Immigrants \| Russia	77.6 /100 \| #150	Good 47.0%
Immigrants \| Bulgaria	76.8 /100 \| #151	Good 47.0%
Serbians	76.3 /100 \| #152	Good 47.0%
Hmong	76.2 /100 \| #153	Good 47.0%
Immigrants \| Western Asia	76.1 /100 \| #154	Good 46.9%
Arabs	76.0 /100 \| #155	Good 46.9%
Armenians	75.4 /100 \| #156	Good 46.9%
Immigrants \| Oceania	74.8 /100 \| #157	Good 46.9%
Immigrants \| Nonimmigrants	73.3 /100 \| #158	Good 46.9%

Demographics Similar to Lumbee by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Lumbee are U.S. Virgin Islander (39.8%, a difference of 0.47%), Barbadian (39.4%, a difference of 0.50%), Immigrants from Dominica (39.4%, a difference of 0.57%), Pueblo (40.0%, a difference of 0.93%), and Immigrants from Barbados (39.2%, a difference of 1.0%).

Demographics	Rating \| Rank	Married-couple Households
West Indians	0.0 /100 \| #320	Tragic 40.3%
Immigrants \| Liberia	0.0 /100 \| #321	Tragic 40.3%
Immigrants \| Zaire	0.0 /100 \| #322	Tragic 40.1%
Puerto Ricans	0.0 /100 \| #323	Tragic 40.1%
Navajo	0.0 /100 \| #324	Tragic 40.1%
Pueblo	0.0 /100 \| #325	Tragic 40.0%
U.S. Virgin Islanders	0.0 /100 \| #326	Tragic 39.8%
Lumbee	0.0 /100 \| #327	Tragic 39.6%
Barbadians	0.0 /100 \| #328	Tragic 39.4%
Immigrants \| Dominica	0.0 /100 \| #329	Tragic 39.4%
Immigrants \| Barbados	0.0 /100 \| #330	Tragic 39.2%
Immigrants \| Congo	0.0 /100 \| #331	Tragic 39.0%
Somalis	0.0 /100 \| #332	Tragic 39.0%
Immigrants \| West Indies	0.0 /100 \| #333	Tragic 39.0%
Immigrants \| St. Vincent and the Grenadines	0.0 /100 \| #334	Tragic 38.7%