Northern European vs English Average Family Size

The statistical analysis conducted on geographies consisting of 405,947,196 people shows a poor negative correlation between the proportion of Northern Europeans and average family size in the United States with a correlation coefficient (R) of -0.146 and weighted average of 3.13. Similarly, the statistical analysis conducted on geographies consisting of 579,316,351 people shows a poor positive correlation between the proportion of English and average family size in the United States with a correlation coefficient (R) of 0.115 and weighted average of 3.11, a difference of 0.56%.

In terms of average family size, the demographic groups most similar to Northern Europeans are Slavic (3.13, a difference of 0.010%), Czechoslovakian (3.13, a difference of 0.020%), Immigrants from Serbia (3.13, a difference of 0.060%), Immigrants from Northern Europe (3.13, a difference of 0.060%), and Immigrants from Australia (3.13, a difference of 0.080%). Similarly, the demographic groups most similar to English are Celtic (3.11, a difference of 0.040%), Ottawa (3.11, a difference of 0.050%), Dutch (3.11, a difference of 0.060%), Soviet Union (3.11, a difference of 0.12%), and Immigrants from Austria (3.12, a difference of 0.15%).