Immigrants from Portugal vs Immigrants from Zaire 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 105,430,695 people shows a moderate negative correlation between the proportion of Immigrants from Zaire and percentage of births to unmarried women in the United States with a correlation coefficient (R) of -0.464 and weighted average of 34.5%, a difference of 4.9%.

In terms of births to unmarried women, the demographic groups most similar to Immigrants from Portugal are Salvadoran (36.0%, a difference of 0.46%), Immigrants from Western Africa (36.0%, a difference of 0.58%), Mexican American Indian (35.7%, a difference of 1.1%), Bermudan (35.5%, a difference of 1.8%), and Nonimmigrants (35.5%, a difference of 1.8%). Similarly, the demographic groups most similar to Immigrants from Zaire are Immigrants from Ghana (34.5%, a difference of 0.070%), Bangladeshi (34.4%, a difference of 0.24%), Immigrants from Cameroon (34.7%, a difference of 0.70%), Marshallese (34.8%, a difference of 0.77%), and Immigrants from Cambodia (34.8%, a difference of 0.83%).