American vs Czechoslovakian Median Household Income

The statistical analysis conducted on geographies consisting of 580,584,472 people shows a significant negative correlation between the proportion of Americans and median household income in the United States with a correlation coefficient (R) of -0.603 and weighted average of $75,932. 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 11.9%.

In terms of median household income, the demographic groups most similar to Americans are Immigrants from Belize ($75,938, a difference of 0.010%), Guatemalan ($75,961, a difference of 0.040%), German Russian ($75,856, a difference of 0.10%), Immigrants from Jamaica ($75,851, a difference of 0.11%), and Cape Verdean ($75,848, a difference of 0.11%).

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%).