Portuguese vs Czechoslovakian 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 368,473,547 people shows a poor negative correlation between the proportion of Czechoslovakians and median household income in the United States with a correlation coefficient (R) of -0.138 and weighted average of $84,965, a difference of 4.7%.

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 Czechoslovakians are English ($84,915, a difference of 0.060%), Immigrants from Eritrea ($85,025, a difference of 0.070%), Immigrants from Costa Rica ($85,054, a difference of 0.10%), Alsatian ($85,053, a difference of 0.10%), and Scottish ($85,101, a difference of 0.16%).