Scotch-Irish vs Bulgarian Median Family Income

The statistical analysis conducted on geographies consisting of 547,821,252 people shows a poor negative correlation between the proportion of Scotch-Irish and median family income in the United States with a correlation coefficient (R) of -0.179 and weighted average of $99,591. Similarly, the statistical analysis conducted on geographies consisting of 205,529,266 people shows a mild negative correlation between the proportion of Bulgarians and median family income in the United States with a correlation coefficient (R) of -0.358 and weighted average of $117,818, a difference of 18.3%.

In terms of median family income, the demographic groups most similar to Scotch-Irish are White/Caucasian ($99,800, a difference of 0.21%), Immigrants from Thailand ($99,840, a difference of 0.25%), Spanish ($99,977, a difference of 0.39%), Yugoslavian ($100,119, a difference of 0.53%), and Immigrants from Africa ($100,256, a difference of 0.67%).

In terms of median family income, the demographic groups most similar to Bulgarians are Cambodian ($117,780, a difference of 0.030%), Immigrants from Bolivia ($117,912, a difference of 0.080%), Estonian ($118,013, a difference of 0.17%), Immigrants from Lithuania ($118,053, a difference of 0.20%), and Immigrants from Asia ($118,291, a difference of 0.40%).