Immigrants from Portugal vs Arapaho Births to Unmarried Women

The statistical analysis conducted on geographies consisting of 165,718,772 people shows a moderate positive correlation between the proportion of Immigrants from Portugal and percentage of births to unmarried women in the United States with a correlation coefficient (R) of 0.439 and weighted average of 36.2%. Similarly, the statistical analysis conducted on geographies consisting of 29,148,677 people shows a weak positive correlation between the proportion of Arapaho and percentage of births to unmarried women in the United States with a correlation coefficient (R) of 0.295 and weighted average of 47.1%, a difference of 30.3%.

Births to Unmarried Women Correlation Summary

Measurement	Immigrants from Portugal	Arapaho
Minimum	12.7%	13.4%
Maximum	100.0%	100.0%
Range	87.3%	86.6%
Mean	41.1%	71.4%
Median	35.5%	78.6%
Interquartile 25% (IQ1)	27.5%	47.2%
Interquartile 75% (IQ3)	52.9%	100.0%
Interquartile Range (IQR)	25.4%	52.8%
Standard Deviation (Sample)	20.3%	30.2%
Standard Deviation (Population)	20.1%	29.4%

Similar Demographics by Births to Unmarried Women

Demographics Similar to Immigrants from Portugal by Births to Unmarried Women

In terms of births to unmarried women, the demographic groups most similar to Immigrants from Portugal are Potawatomi (36.2%, a difference of 0.22%), Chickasaw (36.3%, a difference of 0.36%), Immigrants from Trinidad and Tobago (36.3%, a difference of 0.36%), Immigrants from Grenada (36.3%, a difference of 0.39%), and Salvadoran (36.0%, a difference of 0.46%).

Demographics	Rating \| Rank	Births to Unmarried Women
Nigerians	0.7 /100 \| #246	Tragic 35.3%
Immigrants \| Nigeria	0.7 /100 \| #247	Tragic 35.4%
Immigrants \| Nonimmigrants	0.6 /100 \| #248	Tragic 35.5%
Bermudans	0.6 /100 \| #249	Tragic 35.5%
Mexican American Indians	0.4 /100 \| #250	Tragic 35.7%
Immigrants \| Western Africa	0.3 /100 \| #251	Tragic 36.0%
Salvadorans	0.3 /100 \| #252	Tragic 36.0%
Immigrants \| Portugal	0.2 /100 \| #253	Tragic 36.2%
Potawatomi	0.2 /100 \| #254	Tragic 36.2%
Chickasaw	0.2 /100 \| #255	Tragic 36.3%
Immigrants \| Trinidad and Tobago	0.2 /100 \| #256	Tragic 36.3%
Immigrants \| Grenada	0.2 /100 \| #257	Tragic 36.3%
Americans	0.2 /100 \| #258	Tragic 36.4%
Immigrants \| El Salvador	0.2 /100 \| #259	Tragic 36.4%
Ottawa	0.2 /100 \| #260	Tragic 36.5%

Demographics Similar to Arapaho by Births to Unmarried Women

In terms of births to unmarried women, the demographic groups most similar to Arapaho are Houma (46.6%, a difference of 1.2%), Lumbee (48.2%, a difference of 2.3%), Puerto Rican (45.7%, a difference of 3.2%), Colville (45.3%, a difference of 4.0%), and Tohono O'odham (49.8%, a difference of 5.8%).

Demographics	Rating \| Rank	Births to Unmarried Women
Natives/Alaskans	0.0 /100 \| #331	Tragic 43.0%
Kiowa	0.0 /100 \| #332	Tragic 43.1%
Blacks/African Americans	0.0 /100 \| #333	Tragic 44.3%
Yuman	0.0 /100 \| #334	Tragic 44.4%
Colville	0.0 /100 \| #335	Tragic 45.3%
Puerto Ricans	0.0 /100 \| #336	Tragic 45.7%
Houma	0.0 /100 \| #337	Tragic 46.6%
Arapaho	0.0 /100 \| #338	Tragic 47.1%
Lumbee	0.0 /100 \| #339	Tragic 48.2%
Tohono O'odham	0.0 /100 \| #340	Tragic 49.8%
Hopi	0.0 /100 \| #341	Tragic 50.8%
Menominee	0.0 /100 \| #342	Tragic 51.1%
Pima	0.0 /100 \| #343	Tragic 51.5%
Navajo	0.0 /100 \| #344	Tragic 51.5%
Inupiat	0.0 /100 \| #345	Tragic 52.1%