Immigrants from Ireland vs Soviet Union Average Family Size

The statistical analysis conducted on geographies consisting of 240,751,818 people shows a moderate negative correlation between the proportion of Immigrants from Ireland and average family size in the United States with a correlation coefficient (R) of -0.436 and weighted average of 3.13. Similarly, the statistical analysis conducted on geographies consisting of 43,509,630 people shows a poor negative correlation between the proportion of Soviet Union and average family size in the United States with a correlation coefficient (R) of -0.176 and weighted average of 3.11, a difference of 0.51%.

In terms of average family size, the demographic groups most similar to Immigrants from Ireland are Immigrants from Serbia (3.13, a difference of 0.010%), Slavic (3.13, a difference of 0.060%), Northern European (3.13, a difference of 0.060%), Australian (3.13, a difference of 0.070%), and Immigrants from Switzerland (3.13, a difference of 0.090%). Similarly, the demographic groups most similar to Soviet Union are Immigrants from Austria (3.12, a difference of 0.030%), Immigrants from Canada (3.12, a difference of 0.030%), Immigrants from North America (3.12, a difference of 0.060%), Celtic (3.11, a difference of 0.080%), and Welsh (3.12, a difference of 0.13%).