Scotch-Irish vs South African Per Capita Income

The statistical analysis conducted on geographies consisting of 548,816,006 people shows a weak negative correlation between the proportion of Scotch-Irish and per capita income in the United States with a correlation coefficient (R) of -0.238 and weighted average of $42,563. Similarly, the statistical analysis conducted on geographies consisting of 182,604,546 people shows a moderate negative correlation between the proportion of South Africans and per capita income in the United States with a correlation coefficient (R) of -0.489 and weighted average of $50,044, a difference of 17.6%.

In terms of per capita income, the demographic groups most similar to Scotch-Irish are Dutch ($42,605, a difference of 0.10%), Immigrants from Kenya ($42,661, a difference of 0.23%), Immigrants from Fiji ($42,694, a difference of 0.31%), Immigrants from Portugal ($42,412, a difference of 0.36%), and Barbadian ($42,406, a difference of 0.37%).

In terms of per capita income, the demographic groups most similar to South Africans are Asian ($50,057, a difference of 0.030%), Immigrants from Western Europe ($50,065, a difference of 0.040%), Immigrants from Malaysia ($49,983, a difference of 0.12%), Bhutanese ($49,894, a difference of 0.30%), and Immigrants from Scotland ($49,893, a difference of 0.30%).