Korean vs Immigrants from Portugal Married-couple Households

The statistical analysis conducted on geographies consisting of 510,373,209 people shows a slight negative correlation between the proportion of Koreans and percentage of married-couple family households in the United States with a correlation coefficient (R) of -0.062 and weighted average of 49.7%. 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 10.0%.

Married-couple Households Correlation Summary

Measurement	Korean	Immigrants from Portugal
Minimum	32.4%	13.2%
Maximum	70.8%	73.9%
Range	38.4%	60.7%
Mean	51.6%	44.7%
Median	51.7%	46.8%
Interquartile 25% (IQ1)	47.4%	38.8%
Interquartile 75% (IQ3)	55.6%	51.9%
Interquartile Range (IQR)	8.2%	13.1%
Standard Deviation (Sample)	6.3%	11.7%
Standard Deviation (Population)	6.3%	11.6%

Similar Demographics by Married-couple Households

Demographics Similar to Koreans by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Koreans are Swedish (49.7%, a difference of 0.030%), Burmese (49.8%, a difference of 0.14%), Immigrants from Hong Kong (49.6%, a difference of 0.18%), English (49.6%, a difference of 0.19%), and Immigrants from Korea (49.9%, a difference of 0.27%).

Demographics	Rating \| Rank	Married-couple Households
Immigrants \| South Central Asia	100.0 /100 \| #8	Exceptional 50.6%
Pennsylvania Germans	100.0 /100 \| #9	Exceptional 50.4%
Chinese	100.0 /100 \| #10	Exceptional 50.4%
Immigrants \| Pakistan	100.0 /100 \| #11	Exceptional 50.1%
Swiss	100.0 /100 \| #12	Exceptional 49.9%
Immigrants \| Korea	100.0 /100 \| #13	Exceptional 49.9%
Burmese	100.0 /100 \| #14	Exceptional 49.8%
Koreans	99.9 /100 \| #15	Exceptional 49.7%
Swedes	99.9 /100 \| #16	Exceptional 49.7%
Immigrants \| Hong Kong	99.9 /100 \| #17	Exceptional 49.6%
English	99.9 /100 \| #18	Exceptional 49.6%
Europeans	99.9 /100 \| #19	Exceptional 49.6%
Scandinavians	99.9 /100 \| #20	Exceptional 49.6%
Norwegians	99.9 /100 \| #21	Exceptional 49.5%
Asians	99.9 /100 \| #22	Exceptional 49.5%

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%