Scotch-Irish vs Immigrants from Northern Europe Average Family Size

The statistical analysis conducted on geographies consisting of 548,372,805 people shows a slight negative correlation between the proportion of Scotch-Irish and average family size in the United States with a correlation coefficient (R) of -0.056 and weighted average of 3.11. 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 0.68%.

In terms of average family size, the demographic groups most similar to Scotch-Irish are Latvian (3.11, a difference of 0.0%), Belgian (3.11, a difference of 0.060%), Dutch (3.11, a difference of 0.12%), Czech (3.11, a difference of 0.12%), and Ottawa (3.11, a difference of 0.13%). 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%), Russian (3.12, a difference of 0.070%), Immigrants from Scotland (3.12, a difference of 0.090%), and Serbian (3.12, a difference of 0.17%).