Icelander vs Immigrants from Czechoslovakia Married-couple Households

The statistical analysis conducted on geographies consisting of 159,619,333 people shows a weak positive correlation between the proportion of Icelanders and percentage of married-couple family households in the United States with a correlation coefficient (R) of 0.238 and weighted average of 47.0%. Similarly, the statistical analysis conducted on geographies consisting of 195,446,712 people shows a poor positive correlation between the proportion of Immigrants from Czechoslovakia and percentage of married-couple family households in the United States with a correlation coefficient (R) of 0.198 and weighted average of 47.8%, a difference of 1.6%.

Married-couple Households Correlation Summary

Measurement	Icelander	Immigrants from Czechoslovakia
Minimum	20.0%	19.3%
Maximum	100.0%	100.0%
Range	80.0%	80.7%
Mean	55.7%	52.7%
Median	53.4%	50.6%
Interquartile 25% (IQ1)	44.1%	46.3%
Interquartile 75% (IQ3)	65.7%	57.4%
Interquartile Range (IQR)	21.5%	11.1%
Standard Deviation (Sample)	15.9%	13.4%
Standard Deviation (Population)	15.7%	13.3%

Similar Demographics by Married-couple Households

Demographics Similar to Icelanders by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Icelanders are Paraguayan (47.0%, a difference of 0.050%), Immigrants from Russia (47.0%, a difference of 0.10%), Immigrants from Syria (47.1%, a difference of 0.12%), Slovene (47.1%, a difference of 0.13%), and Immigrants from Western Europe (47.1%, a difference of 0.13%).

Demographics	Rating \| Rank	Married-couple Households
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%
Immigrants \| Russia	77.6 /100 \| #150	Good 47.0%
Immigrants \| Bulgaria	76.8 /100 \| #151	Good 47.0%
Serbians	76.3 /100 \| #152	Good 47.0%
Hmong	76.2 /100 \| #153	Good 47.0%
Immigrants \| Western Asia	76.1 /100 \| #154	Good 46.9%
Arabs	76.0 /100 \| #155	Good 46.9%

Demographics Similar to Immigrants from Czechoslovakia by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Immigrants from Czechoslovakia are Portuguese (47.8%, a difference of 0.010%), Immigrants from South Africa (47.8%, a difference of 0.10%), Slavic (47.8%, a difference of 0.11%), Hawaiian (47.8%, a difference of 0.11%), and Turkish (47.8%, a difference of 0.13%).

Demographics	Rating \| Rank	Married-couple Households
Immigrants \| North Macedonia	96.4 /100 \| #98	Exceptional 47.9%
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%