Immigrants from Ireland vs Trinidadian and Tobagonian Married-couple Households

The statistical analysis conducted on geographies consisting of 240,743,344 people shows a poor positive correlation between the proportion of Immigrants from Ireland and percentage of married-couple family households in the United States with a correlation coefficient (R) of 0.131 and weighted average of 48.0%. Similarly, the statistical analysis conducted on geographies consisting of 219,710,717 people shows a moderate positive correlation between the proportion of Trinidadians and Tobagonians and percentage of married-couple family households in the United States with a correlation coefficient (R) of 0.445 and weighted average of 40.9%, a difference of 17.5%.

Married-couple Households Correlation Summary

Measurement	Immigrants from Ireland	Trinidadian and Tobagonian
Minimum	32.8%	24.5%
Maximum	80.3%	92.8%
Range	47.5%	68.3%
Mean	54.1%	44.6%
Median	51.9%	43.5%
Interquartile 25% (IQ1)	47.4%	34.9%
Interquartile 75% (IQ3)	60.2%	48.2%
Interquartile Range (IQR)	12.8%	13.3%
Standard Deviation (Sample)	9.2%	14.3%
Standard Deviation (Population)	9.1%	14.2%

Similar Demographics by Married-couple Households

Demographics Similar to Immigrants from Ireland by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Immigrants from Ireland are Afghan (48.0%, a difference of 0.0%), Belgian (48.0%, a difference of 0.010%), Cypriot (48.0%, a difference of 0.030%), Immigrants from Israel (48.0%, a difference of 0.040%), and French (48.0%, a difference of 0.050%).

Demographics	Rating \| Rank	Married-couple Households
Russians	98.1 /100 \| #80	Exceptional 48.2%
Finns	98.0 /100 \| #81	Exceptional 48.1%
Immigrants \| Poland	97.7 /100 \| #82	Exceptional 48.1%
Guamanians/Chamorros	97.6 /100 \| #83	Exceptional 48.1%
Ukrainians	97.6 /100 \| #84	Exceptional 48.1%
Immigrants \| Israel	97.4 /100 \| #85	Exceptional 48.0%
Belgians	97.4 /100 \| #86	Exceptional 48.0%
Immigrants \| Ireland	97.3 /100 \| #87	Exceptional 48.0%
Afghans	97.3 /100 \| #88	Exceptional 48.0%
Cypriots	97.2 /100 \| #89	Exceptional 48.0%
French	97.2 /100 \| #90	Exceptional 48.0%
Immigrants \| Moldova	97.0 /100 \| #91	Exceptional 48.0%
Palestinians	96.9 /100 \| #92	Exceptional 48.0%
Lebanese	96.9 /100 \| #93	Exceptional 47.9%
Americans	96.9 /100 \| #94	Exceptional 47.9%

Demographics Similar to Trinidadians and Tobagonians by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Trinidadians and Tobagonians are Jamaican (40.9%, a difference of 0.080%), Immigrants from Haiti (40.9%, a difference of 0.15%), Immigrants from Caribbean (40.8%, a difference of 0.18%), African (40.9%, a difference of 0.22%), and Colville (41.0%, a difference of 0.30%).

Demographics	Rating \| Rank	Married-couple Households
Crow	0.0 /100 \| #308	Tragic 41.4%
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%