Welsh vs Immigrants from Caribbean 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 449,664,871 people shows a poor positive correlation between the proportion of Immigrants from Caribbean and percentage of married-couple family households in the United States with a correlation coefficient (R) of 0.154 and weighted average of 40.8%, a difference of 19.6%.

Married-couple Households Correlation Summary

Measurement	Welsh	Immigrants from Caribbean
Minimum	20.5%	22.8%
Maximum	100.0%	64.2%
Range	79.5%	41.4%
Mean	59.0%	41.4%
Median	54.3%	41.7%
Interquartile 25% (IQ1)	48.5%	36.8%
Interquartile 75% (IQ3)	62.0%	45.4%
Interquartile Range (IQR)	13.5%	8.5%
Standard Deviation (Sample)	19.3%	7.2%
Standard Deviation (Population)	19.2%	7.1%

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 Caribbean by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Immigrants from Caribbean are Trinidadian and Tobagonian (40.9%, a difference of 0.18%), Jamaican (40.9%, a difference of 0.26%), Immigrants from Jamaica (40.7%, a difference of 0.29%), Liberian (40.7%, a difference of 0.30%), and Immigrants from Haiti (40.9%, a difference of 0.34%).

Demographics	Rating \| Rank	Married-couple Households
Immigrants \| Trinidad and Tobago	0.0 /100 \| #309	Tragic 41.2%
Haitians	0.0 /100 \| #310	Tragic 41.2%
Colville	0.0 /100 \| #311	Tragic 41.0%
Africans	0.0 /100 \| #312	Tragic 40.9%
Immigrants \| Haiti	0.0 /100 \| #313	Tragic 40.9%
Jamaicans	0.0 /100 \| #314	Tragic 40.9%
Trinidadians and Tobagonians	0.0 /100 \| #315	Tragic 40.9%
Immigrants \| Caribbean	0.0 /100 \| #316	Tragic 40.8%
Immigrants \| Jamaica	0.0 /100 \| #317	Tragic 40.7%
Liberians	0.0 /100 \| #318	Tragic 40.7%
Bahamians	0.0 /100 \| #319	Tragic 40.5%
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%