Immigrants from Korea vs Peruvian Married-couple Households

The statistical analysis conducted on geographies consisting of 415,948,029 people shows no correlation between the proportion of Immigrants from Korea and percentage of married-couple family households in the United States with a correlation coefficient (R) of 0.038 and weighted average of 49.9%. Similarly, the statistical analysis conducted on geographies consisting of 362,959,523 people shows a weak negative correlation between the proportion of Peruvians and percentage of married-couple family households in the United States with a correlation coefficient (R) of -0.249 and weighted average of 47.6%, a difference of 4.7%.

Married-couple Households Correlation Summary

Measurement	Immigrants from Korea	Peruvian
Minimum	9.4%	22.6%
Maximum	100.0%	82.5%
Range	90.6%	60.0%
Mean	54.1%	48.8%
Median	54.9%	48.1%
Interquartile 25% (IQ1)	47.2%	45.0%
Interquartile 75% (IQ3)	61.4%	52.0%
Interquartile Range (IQR)	14.2%	7.0%
Standard Deviation (Sample)	16.7%	9.8%
Standard Deviation (Population)	16.6%	9.8%

Similar Demographics by Married-couple Households

Demographics Similar to Immigrants from Korea by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Immigrants from Korea are Burmese (49.8%, a difference of 0.13%), Swiss (49.9%, a difference of 0.17%), Korean (49.7%, a difference of 0.27%), Swedish (49.7%, a difference of 0.30%), and Immigrants from Hong Kong (49.6%, a difference of 0.46%).

Demographics	Rating \| Rank	Married-couple Households
Danes	100.0 /100 \| #6	Exceptional 51.1%
Filipinos	100.0 /100 \| #7	Exceptional 51.0%
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%

Demographics Similar to Peruvians by Married-couple Households

In terms of married-couple households, the demographic groups most similar to Peruvians are Syrian (47.6%, a difference of 0.010%), Venezuelan (47.6%, a difference of 0.010%), Macedonian (47.6%, a difference of 0.020%), Immigrants from Europe (47.6%, a difference of 0.020%), and Immigrants from Jordan (47.7%, a difference of 0.040%).

Demographics	Rating \| Rank	Married-couple Households
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%
Immigrants \| Europe	93.7 /100 \| #114	Exceptional 47.6%
Slovaks	92.9 /100 \| #115	Exceptional 47.6%
Argentineans	92.5 /100 \| #116	Exceptional 47.5%
French Canadians	92.4 /100 \| #117	Exceptional 47.5%
Immigrants \| Germany	92.4 /100 \| #118	Exceptional 47.5%
Chileans	92.2 /100 \| #119	Exceptional 47.5%