Portuguese vs Scotch-Irish Median Household Income

The statistical analysis conducted on geographies consisting of 449,847,647 people shows a weak negative correlation between the proportion of Portuguese and median household income in the United States with a correlation coefficient (R) of -0.222 and weighted average of $88,976. Similarly, the statistical analysis conducted on geographies consisting of 548,026,119 people shows a poor negative correlation between the proportion of Scotch-Irish and median household income in the United States with a correlation coefficient (R) of -0.113 and weighted average of $80,972, a difference of 9.9%.

In terms of median household income, the demographic groups most similar to Portuguese are Immigrants from Peru ($89,010, a difference of 0.040%), Brazilian ($88,934, a difference of 0.050%), British ($88,914, a difference of 0.070%), Immigrants from Oceania ($89,100, a difference of 0.14%), and Immigrants from Syria ($88,792, a difference of 0.21%).

In terms of median household income, the demographic groups most similar to Scotch-Irish are Malaysian ($81,064, a difference of 0.11%), Immigrants from Panama ($80,873, a difference of 0.12%), Guyanese ($80,734, a difference of 0.29%), Immigrants from El Salvador ($81,213, a difference of 0.30%), and Immigrants from Bangladesh ($80,722, a difference of 0.31%).