Welsh vs Immigrants from Middle Africa Married-couple Households

The statistical analysis conducted on geographies consisting of 528,152,714 people shows a substantial positive correlation between the proportion of Welsh and percentage of married-couple family households in the United States with a correlation coefficient (R) of 0.521 and weighted average of 48.8%. Similarly, the statistical analysis conducted on geographies consisting of 202,654,857 people shows a weak positive correlation between the proportion of Immigrants from Middle Africa and percentage of married-couple family households in the United States with a correlation coefficient (R) of 0.292 and weighted average of 41.8%, a difference of 16.7%.

Married-couple Households Correlation Summary

Measurement	Welsh	Immigrants from Middle Africa
Minimum	20.5%	34.6%
Maximum	100.0%	62.9%
Range	79.5%	28.4%
Mean	59.0%	42.8%
Median	54.3%	41.6%
Interquartile 25% (IQ1)	48.5%	38.3%
Interquartile 75% (IQ3)	62.0%	45.6%
Interquartile Range (IQR)	13.5%	7.4%
Standard Deviation (Sample)	19.3%	6.2%
Standard Deviation (Population)	19.2%	6.1%

Similar Demographics by Married-couple Households

Demographics Similar to Welsh by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Welsh are Immigrants from Eastern Asia (48.8%, a difference of 0.030%), Immigrants from Iran (48.8%, a difference of 0.050%), Tsimshian (48.7%, a difference of 0.080%), Immigrants from Vietnam (48.8%, a difference of 0.10%), and British (48.7%, a difference of 0.10%).

Demographics	Rating \| Rank	Married-couple Households
Sri Lankans	99.7 /100 \| #37	Exceptional 49.0%
Greeks	99.7 /100 \| #38	Exceptional 48.9%
Lithuanians	99.6 /100 \| #39	Exceptional 48.9%
Immigrants \| Bolivia	99.6 /100 \| #40	Exceptional 48.9%
Immigrants \| Lebanon	99.6 /100 \| #41	Exceptional 48.9%
Immigrants \| Vietnam	99.6 /100 \| #42	Exceptional 48.8%
Immigrants \| Iran	99.6 /100 \| #43	Exceptional 48.8%
Welsh	99.5 /100 \| #44	Exceptional 48.8%
Immigrants \| Eastern Asia	99.5 /100 \| #45	Exceptional 48.8%
Tsimshian	99.5 /100 \| #46	Exceptional 48.7%
British	99.5 /100 \| #47	Exceptional 48.7%
Indians (Asian)	99.4 /100 \| #48	Exceptional 48.7%
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%

Demographics Similar to Immigrants from Middle Africa by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Immigrants from Middle Africa are Arapaho (41.8%, a difference of 0.040%), Immigrants from Ghana (41.8%, a difference of 0.080%), Immigrants from Belize (41.8%, a difference of 0.090%), Immigrants from Bahamas (41.7%, a difference of 0.30%), and Immigrants from Sudan (41.9%, a difference of 0.33%).

Demographics	Rating \| Rank	Married-couple Households
Paiute	0.0 /100 \| #291	Tragic 42.1%
Indonesians	0.0 /100 \| #292	Tragic 42.0%
Menominee	0.0 /100 \| #293	Tragic 42.0%
Immigrants \| Yemen	0.0 /100 \| #294	Tragic 42.0%
Kiowa	0.0 /100 \| #295	Tragic 42.0%
Immigrants \| Sudan	0.0 /100 \| #296	Tragic 41.9%
Arapaho	0.0 /100 \| #297	Tragic 41.8%
Immigrants \| Middle Africa	0.0 /100 \| #298	Tragic 41.8%
Immigrants \| Ghana	0.0 /100 \| #299	Tragic 41.8%
Immigrants \| Belize	0.0 /100 \| #300	Tragic 41.8%
Immigrants \| Bahamas	0.0 /100 \| #301	Tragic 41.7%
Immigrants \| Honduras	0.0 /100 \| #302	Tragic 41.6%
Sub-Saharan Africans	0.0 /100 \| #303	Tragic 41.6%
Immigrants \| Guyana	0.0 /100 \| #304	Tragic 41.6%
Sioux	0.0 /100 \| #305	Tragic 41.5%