Immigrants from Portugal vs New Zealander 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 103,815,095 people shows a significant positive correlation between the proportion of New Zealanders and percentage of births to unmarried women in the United States with a correlation coefficient (R) of 0.643 and weighted average of 30.3%, a difference of 19.2%.

Births to Unmarried Women Correlation Summary

Measurement	Immigrants from Portugal	New Zealander
Minimum	12.7%	20.0%
Maximum	100.0%	100.0%
Range	87.3%	80.0%
Mean	41.1%	48.5%
Median	35.5%	32.8%
Interquartile 25% (IQ1)	27.5%	28.0%
Interquartile 75% (IQ3)	52.9%	61.5%
Interquartile Range (IQR)	25.4%	33.5%
Standard Deviation (Sample)	20.3%	28.9%
Standard Deviation (Population)	20.1%	28.3%

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 New Zealanders by Births to Unmarried Women

In terms of births to unmarried women, the demographic groups most similar to New Zealanders are Immigrants from Zimbabwe (30.3%, a difference of 0.030%), Immigrants from Bosnia and Herzegovina (30.3%, a difference of 0.050%), Immigrants from Morocco (30.4%, a difference of 0.050%), Immigrants from Spain (30.3%, a difference of 0.060%), and Immigrants from South Eastern Asia (30.4%, a difference of 0.060%).

Demographics	Rating \| Rank	Births to Unmarried Women
Vietnamese	87.7 /100 \| #125	Excellent 30.2%
Europeans	87.2 /100 \| #126	Excellent 30.2%
Chinese	87.1 /100 \| #127	Excellent 30.2%
Icelanders	86.0 /100 \| #128	Excellent 30.3%
Immigrants \| Spain	85.8 /100 \| #129	Excellent 30.3%
Immigrants \| Bosnia and Herzegovina	85.7 /100 \| #130	Excellent 30.3%
Immigrants \| Zimbabwe	85.7 /100 \| #131	Excellent 30.3%
New Zealanders	85.5 /100 \| #132	Excellent 30.3%
Immigrants \| Morocco	85.2 /100 \| #133	Excellent 30.4%
Immigrants \| South Eastern Asia	85.2 /100 \| #134	Excellent 30.4%
Brazilians	84.8 /100 \| #135	Excellent 30.4%
Immigrants \| Scotland	84.6 /100 \| #136	Excellent 30.4%
Immigrants \| Philippines	83.9 /100 \| #137	Excellent 30.4%
Puget Sound Salish	83.9 /100 \| #138	Excellent 30.4%
Immigrants \| Canada	83.7 /100 \| #139	Excellent 30.4%