Czech vs Czechoslovakian Median Household Income

The statistical analysis conducted on geographies consisting of 484,294,688 people shows a mild negative correlation between the proportion of Czechs and median household income in the United States with a correlation coefficient (R) of -0.354 and weighted average of $86,164. 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 1.4%.

In terms of median household income, the demographic groups most similar to Czechs are Irish ($86,145, a difference of 0.020%), Norwegian ($86,084, a difference of 0.090%), Guamanian/Chamorro ($86,255, a difference of 0.11%), Scandinavian ($86,073, a difference of 0.11%), and Slavic ($86,398, a difference of 0.27%). Similarly, 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%).