Slavic vs Celtic Average Family Size

The statistical analysis conducted on geographies consisting of 270,815,552 people shows a poor negative correlation between the proportion of Slavs and average family size in the United States with a correlation coefficient (R) of -0.122 and weighted average of 3.13. Similarly, the statistical analysis conducted on geographies consisting of 168,846,519 people shows a mild negative correlation between the proportion of Celtics and average family size in the United States with a correlation coefficient (R) of -0.320 and weighted average of 3.11, a difference of 0.53%.

In terms of average family size, the demographic groups most similar to Slavs are Northern European (3.13, a difference of 0.010%), Czechoslovakian (3.13, a difference of 0.030%), Immigrants from Serbia (3.13, a difference of 0.050%), Immigrants from Ireland (3.13, a difference of 0.060%), and Immigrants from Northern Europe (3.13, a difference of 0.070%). Similarly, the demographic groups most similar to Celtics are English (3.11, a difference of 0.040%), Soviet Union (3.11, a difference of 0.080%), Ottawa (3.11, a difference of 0.090%), Immigrants from Austria (3.12, a difference of 0.11%), and Immigrants from Canada (3.12, a difference of 0.11%).