Spaniard vs Immigrants from Portugal Married-couple Households

The statistical analysis conducted on geographies consisting of 443,146,700 people shows a weak positive correlation between the proportion of Spaniards and percentage of married-couple family households in the United States with a correlation coefficient (R) of 0.215 and weighted average of 47.2%. Similarly, the statistical analysis conducted on geographies consisting of 174,766,894 people shows a mild negative correlation between the proportion of Immigrants from Portugal and percentage of married-couple family households in the United States with a correlation coefficient (R) of -0.375 and weighted average of 45.2%, a difference of 4.3%.

Married-couple Households Correlation Summary

Measurement	Spaniard	Immigrants from Portugal
Minimum	4.0%	13.2%
Maximum	100.0%	73.9%
Range	96.0%	60.7%
Mean	45.3%	44.7%
Median	47.0%	46.8%
Interquartile 25% (IQ1)	39.1%	38.8%
Interquartile 75% (IQ3)	50.6%	51.9%
Interquartile Range (IQR)	11.4%	13.1%
Standard Deviation (Sample)	15.4%	11.7%
Standard Deviation (Population)	15.3%	11.6%

Similar Demographics by Married-couple Households

Demographics Similar to Spaniards by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Spaniards are Spanish (47.2%, a difference of 0.020%), Costa Rican (47.2%, a difference of 0.020%), Immigrants from Belarus (47.2%, a difference of 0.020%), Immigrants from Sweden (47.2%, a difference of 0.040%), and Mexican (47.1%, a difference of 0.050%).

Demographics	Rating \| Rank	Married-couple Households
Immigrants \| Argentina	86.0 /100 \| #135	Excellent 47.2%
New Zealanders	85.3 /100 \| #136	Excellent 47.2%
Immigrants \| Malaysia	85.2 /100 \| #137	Excellent 47.2%
Immigrants \| Afghanistan	85.1 /100 \| #138	Excellent 47.2%
Immigrants \| Sweden	84.7 /100 \| #139	Excellent 47.2%
Spanish	84.5 /100 \| #140	Excellent 47.2%
Costa Ricans	84.4 /100 \| #141	Excellent 47.2%
Spaniards	84.1 /100 \| #142	Excellent 47.2%
Immigrants \| Belarus	83.8 /100 \| #143	Excellent 47.2%
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%

Demographics Similar to Immigrants from Portugal by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Immigrants from Portugal are Immigrants from Nepal (45.2%, a difference of 0.0%), Japanese (45.2%, a difference of 0.020%), Panamanian (45.2%, a difference of 0.020%), Yakama (45.2%, a difference of 0.050%), and Immigrants from the Azores (45.2%, a difference of 0.050%).

Demographics	Rating \| Rank	Married-couple Households
Immigrants \| Uzbekistan	8.4 /100 \| #209	Tragic 45.4%
Cubans	7.7 /100 \| #210	Tragic 45.4%
Immigrants \| Spain	7.3 /100 \| #211	Tragic 45.3%
Creek	6.4 /100 \| #212	Tragic 45.3%
Yakama	5.8 /100 \| #213	Tragic 45.2%
Japanese	5.7 /100 \| #214	Tragic 45.2%
Immigrants \| Nepal	5.6 /100 \| #215	Tragic 45.2%
Immigrants \| Portugal	5.6 /100 \| #216	Tragic 45.2%
Panamanians	5.5 /100 \| #217	Tragic 45.2%
Immigrants \| Azores	5.3 /100 \| #218	Tragic 45.2%
Nicaraguans	5.3 /100 \| #219	Tragic 45.2%
Immigrants \| Thailand	5.1 /100 \| #220	Tragic 45.2%
Tlingit-Haida	4.9 /100 \| #221	Tragic 45.1%
Immigrants \| Laos	4.6 /100 \| #222	Tragic 45.1%
Immigrants \| Cambodia	2.7 /100 \| #223	Tragic 44.9%