Scotch-Irish vs Immigrants from Portugal Currently Married

The statistical analysis conducted on geographies consisting of 548,698,308 people shows a moderate positive correlation between the proportion of Scotch-Irish and percentage of population currently married in the United States with a correlation coefficient (R) of 0.451 and weighted average of 48.7%. Similarly, the statistical analysis conducted on geographies consisting of 174,784,868 people shows a mild negative correlation between the proportion of Immigrants from Portugal and percentage of population currently married in the United States with a correlation coefficient (R) of -0.365 and weighted average of 45.2%, a difference of 7.8%.

Currently Married Correlation Summary

Measurement	Scotch-Irish	Immigrants from Portugal
Minimum	13.6%	18.3%
Maximum	100.0%	70.5%
Range	86.4%	52.2%
Mean	56.8%	44.9%
Median	53.2%	46.1%
Interquartile 25% (IQ1)	49.2%	39.8%
Interquartile 75% (IQ3)	60.7%	50.5%
Interquartile Range (IQR)	11.5%	10.8%
Standard Deviation (Sample)	15.2%	9.1%
Standard Deviation (Population)	15.1%	9.1%

Similar Demographics by Currently Married

Demographics Similar to Scotch-Irish by Currently Married

In terms of currently married, the demographic groups most similar to Scotch-Irish are Finnish (48.8%, a difference of 0.010%), Immigrants from North America (48.7%, a difference of 0.030%), Greek (48.8%, a difference of 0.050%), Belgian (48.7%, a difference of 0.060%), and Immigrants from Canada (48.8%, a difference of 0.070%).

Demographics	Rating \| Rank	Currently Married
Italians	99.4 /100 \| #36	Exceptional 48.8%
Hungarians	99.4 /100 \| #37	Exceptional 48.8%
Czechoslovakians	99.4 /100 \| #38	Exceptional 48.8%
British	99.4 /100 \| #39	Exceptional 48.8%
Immigrants \| Canada	99.4 /100 \| #40	Exceptional 48.8%
Greeks	99.3 /100 \| #41	Exceptional 48.8%
Finns	99.3 /100 \| #42	Exceptional 48.8%
Scotch-Irish	99.3 /100 \| #43	Exceptional 48.7%
Immigrants \| North America	99.3 /100 \| #44	Exceptional 48.7%
Belgians	99.3 /100 \| #45	Exceptional 48.7%
Immigrants \| Iran	99.2 /100 \| #46	Exceptional 48.7%
Northern Europeans	99.2 /100 \| #47	Exceptional 48.7%
Austrians	99.2 /100 \| #48	Exceptional 48.7%
Bhutanese	99.1 /100 \| #49	Exceptional 48.6%
Iranians	99.0 /100 \| #50	Exceptional 48.6%

Demographics Similar to Immigrants from Portugal by Currently Married

In terms of currently married, the demographic groups most similar to Immigrants from Portugal are Panamanian (45.3%, a difference of 0.12%), Kenyan (45.2%, a difference of 0.13%), Mexican (45.2%, a difference of 0.14%), Immigrants from the Azores (45.1%, a difference of 0.34%), and Immigrants from Thailand (45.4%, a difference of 0.36%).

Demographics	Rating \| Rank	Currently Married
Marshallese	7.2 /100 \| #212	Tragic 45.5%
Alaska Natives	7.0 /100 \| #213	Tragic 45.5%
Dutch West Indians	6.7 /100 \| #214	Tragic 45.5%
German Russians	6.7 /100 \| #215	Tragic 45.5%
Immigrants \| Morocco	5.5 /100 \| #216	Tragic 45.4%
Immigrants \| Thailand	5.1 /100 \| #217	Tragic 45.4%
Panamanians	4.0 /100 \| #218	Tragic 45.3%
Immigrants \| Portugal	3.5 /100 \| #219	Tragic 45.2%
Kenyans	3.1 /100 \| #220	Tragic 45.2%
Mexicans	3.0 /100 \| #221	Tragic 45.2%
Immigrants \| Azores	2.5 /100 \| #222	Tragic 45.1%
Immigrants \| Laos	2.3 /100 \| #223	Tragic 45.0%
Immigrants \| Uganda	2.2 /100 \| #224	Tragic 45.0%
French American Indians	2.2 /100 \| #225	Tragic 45.0%
Comanche	2.1 /100 \| #226	Tragic 45.0%