Scotch-Irish vs Salvadoran Median Household Income

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. Similarly, the statistical analysis conducted on geographies consisting of 398,609,851 people shows a slight positive correlation between the proportion of Salvadorans and median household income in the United States with a correlation coefficient (R) of 0.053 and weighted average of $82,449, a difference of 1.8%.

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%). Similarly, the demographic groups most similar to Salvadorans are Venezuelan ($82,432, a difference of 0.020%), Nepalese ($82,410, a difference of 0.050%), Immigrants from Uruguay ($82,560, a difference of 0.14%), Immigrants from Iraq ($82,594, a difference of 0.18%), and Panamanian ($82,272, a difference of 0.22%).