Immigrants from Poland vs Costa Rican Married-couple Households

The statistical analysis conducted on geographies consisting of 304,780,020 people shows a poor negative correlation between the proportion of Immigrants from Poland and percentage of married-couple family households in the United States with a correlation coefficient (R) of -0.198 and weighted average of 48.1%. Similarly, the statistical analysis conducted on geographies consisting of 253,452,851 people shows a slight negative correlation between the proportion of Costa Ricans and percentage of married-couple family households in the United States with a correlation coefficient (R) of -0.079 and weighted average of 47.2%, a difference of 1.9%.

Married-couple Households Correlation Summary

Measurement	Immigrants from Poland	Costa Rican
Minimum	25.9%	20.3%
Maximum	77.7%	78.9%
Range	51.8%	58.6%
Mean	49.8%	52.2%
Median	50.8%	51.6%
Interquartile 25% (IQ1)	46.0%	45.9%
Interquartile 75% (IQ3)	54.1%	56.0%
Interquartile Range (IQR)	8.1%	10.1%
Standard Deviation (Sample)	9.3%	9.9%
Standard Deviation (Population)	9.2%	9.8%

Similar Demographics by Married-couple Households

Demographics Similar to Immigrants from Poland by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Immigrants from Poland are Guamanian/Chamorro (48.1%, a difference of 0.020%), Ukrainian (48.1%, a difference of 0.040%), Immigrants from Israel (48.0%, a difference of 0.090%), Belgian (48.0%, a difference of 0.11%), and Immigrants from Ireland (48.0%, a difference of 0.13%).

Demographics	Rating \| Rank	Married-couple Households
Immigrants \| England	98.4 /100 \| #75	Exceptional 48.2%
Immigrants \| Fiji	98.4 /100 \| #76	Exceptional 48.2%
Canadians	98.2 /100 \| #77	Exceptional 48.2%
Egyptians	98.2 /100 \| #78	Exceptional 48.2%
Immigrants \| Netherlands	98.2 /100 \| #79	Exceptional 48.2%
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%

Demographics Similar to Costa Ricans by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Costa Ricans are Spanish (47.2%, a difference of 0.0%), Immigrants from Sweden (47.2%, a difference of 0.020%), Spaniard (47.2%, a difference of 0.020%), Immigrants from Belarus (47.2%, a difference of 0.040%), and Immigrants from Afghanistan (47.2%, a difference of 0.050%).

Demographics	Rating \| Rank	Married-couple Households
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%
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%