Scotch-Irish vs Brazilian 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 323,618,722 people shows a mild negative correlation between the proportion of Brazilians and median family income in the United States with a correlation coefficient (R) of -0.339 and weighted average of $106,942, a difference of 7.4%.

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 Brazilians are Arab ($106,952, a difference of 0.010%), Immigrants from Ethiopia ($106,969, a difference of 0.030%), Lebanese ($107,086, a difference of 0.13%), Serbian ($107,157, a difference of 0.20%), and Canadian ($106,597, a difference of 0.32%).