Eastern European vs Immigrants from Northern Europe Average Family Size

The statistical analysis conducted on geographies consisting of 460,961,118 people shows a mild negative correlation between the proportion of Eastern Europeans and average family size in the United States with a correlation coefficient (R) of -0.365 and weighted average of 3.12. Similarly, the statistical analysis conducted on geographies consisting of 476,950,566 people shows a moderate negative correlation between the proportion of Immigrants from Northern Europe and average family size in the United States with a correlation coefficient (R) of -0.482 and weighted average of 3.13, a difference of 0.25%.

In terms of average family size, the demographic groups most similar to Eastern Europeans are Welsh (3.12, a difference of 0.0%), Italian (3.12, a difference of 0.010%), Serbian (3.12, a difference of 0.070%), Immigrants from North America (3.12, a difference of 0.070%), and Immigrants from Austria (3.12, a difference of 0.10%). Similarly, the demographic groups most similar to Immigrants from Northern Europe are Immigrants from Australia (3.13, a difference of 0.020%), Bulgarian (3.13, a difference of 0.030%), Czechoslovakian (3.13, a difference of 0.040%), Northern European (3.13, a difference of 0.060%), and Slavic (3.13, a difference of 0.070%).