Northern European vs Czechoslovakian 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 368,525,385 people shows a moderate negative correlation between the proportion of Czechoslovakians and average family size in the United States with a correlation coefficient (R) of -0.442 and weighted average of 3.13, a difference of 0.020%.

In terms of average family size, the demographic groups most similar to Northern Europeans are Slavic (3.13, a difference of 0.010%), Immigrants from Ireland (3.13, a difference of 0.060%), 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 Czechoslovakians are Slavic (3.13, a difference of 0.030%), Immigrants from Northern Europe (3.13, a difference of 0.040%), Immigrants from Australia (3.13, a difference of 0.060%), Bulgarian (3.13, a difference of 0.070%), and Immigrants from Serbia (3.13, a difference of 0.080%).