Immigrants from Iraq vs Portuguese Married-couple Households

The statistical analysis conducted on geographies consisting of 194,749,304 people shows a moderate positive correlation between the proportion of Immigrants from Iraq and percentage of married-couple family households in the United States with a correlation coefficient (R) of 0.404 and weighted average of 47.3%. Similarly, the statistical analysis conducted on geographies consisting of 449,970,895 people shows no correlation between the proportion of Portuguese and percentage of married-couple family households in the United States with a correlation coefficient (R) of -0.042 and weighted average of 47.8%, a difference of 1.0%.

Married-couple Households Correlation Summary

Measurement	Immigrants from Iraq	Portuguese
Minimum	29.8%	21.9%
Maximum	77.9%	82.5%
Range	48.1%	60.6%
Mean	49.8%	49.0%
Median	47.9%	49.8%
Interquartile 25% (IQ1)	44.5%	42.6%
Interquartile 75% (IQ3)	53.9%	53.9%
Interquartile Range (IQR)	9.4%	11.3%
Standard Deviation (Sample)	8.9%	10.9%
Standard Deviation (Population)	8.8%	10.9%

Similar Demographics by Married-couple Households

Demographics Similar to Immigrants from Iraq by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Immigrants from Iraq are Immigrants from Hungary (47.3%, a difference of 0.0%), Immigrants from Peru (47.3%, a difference of 0.010%), Immigrants from Denmark (47.3%, a difference of 0.020%), Celtic (47.3%, a difference of 0.030%), and Pakistani (47.3%, a difference of 0.070%).

Demographics	Rating \| Rank	Married-couple Households
Okinawans	90.1 /100 \| #122	Exceptional 47.4%
Immigrants \| Venezuela	89.3 /100 \| #123	Excellent 47.4%
Zimbabweans	89.2 /100 \| #124	Excellent 47.4%
Australians	89.0 /100 \| #125	Excellent 47.4%
Pakistanis	88.6 /100 \| #126	Excellent 47.3%
Celtics	88.1 /100 \| #127	Excellent 47.3%
Immigrants \| Peru	87.9 /100 \| #128	Excellent 47.3%
Immigrants \| Iraq	87.8 /100 \| #129	Excellent 47.3%
Immigrants \| Hungary	87.8 /100 \| #130	Excellent 47.3%
Immigrants \| Denmark	87.5 /100 \| #131	Excellent 47.3%
Immigrants \| Ukraine	86.7 /100 \| #132	Excellent 47.3%
South Africans	86.4 /100 \| #133	Excellent 47.3%
Immigrants \| Greece	86.0 /100 \| #134	Excellent 47.2%
Immigrants \| Argentina	86.0 /100 \| #135	Excellent 47.2%
New Zealanders	85.3 /100 \| #136	Excellent 47.2%

Demographics Similar to Portuguese by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Portuguese are Immigrants from Czechoslovakia (47.8%, a difference of 0.010%), Immigrants from South Africa (47.8%, a difference of 0.11%), Slavic (47.8%, a difference of 0.12%), Hawaiian (47.8%, a difference of 0.12%), and Turkish (47.8%, a difference of 0.14%).

Demographics	Rating \| Rank	Married-couple Households
Immigrants \| Austria	96.4 /100 \| #99	Exceptional 47.9%
Immigrants \| Italy	96.3 /100 \| #100	Exceptional 47.9%
Turks	96.1 /100 \| #101	Exceptional 47.8%
Slavs	96.0 /100 \| #102	Exceptional 47.8%
Hawaiians	96.0 /100 \| #103	Exceptional 47.8%
Immigrants \| South Africa	96.0 /100 \| #104	Exceptional 47.8%
Immigrants \| Czechoslovakia	95.5 /100 \| #105	Exceptional 47.8%
Portuguese	95.5 /100 \| #106	Exceptional 47.8%
Estonians	94.7 /100 \| #107	Exceptional 47.7%
Immigrants \| Japan	94.4 /100 \| #108	Exceptional 47.7%
Immigrants \| Jordan	94.1 /100 \| #109	Exceptional 47.7%
Macedonians	93.9 /100 \| #110	Exceptional 47.6%
Syrians	93.9 /100 \| #111	Exceptional 47.6%
Peruvians	93.8 /100 \| #112	Exceptional 47.6%
Venezuelans	93.8 /100 \| #113	Exceptional 47.6%