Polish vs Czechoslovakian Median Household Income

The statistical analysis conducted on geographies consisting of 559,571,407 people shows a substantial negative correlation between the proportion of Poles and median household income in the United States with a correlation coefficient (R) of -0.598 and weighted average of $88,472. 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 4.1%.

In terms of median household income, the demographic groups most similar to Poles are Sierra Leonean ($88,463, a difference of 0.010%), Immigrants from Sierra Leone ($88,498, a difference of 0.030%), Swedish ($88,524, a difference of 0.060%), Arab ($88,398, a difference of 0.080%), and Immigrants from Chile ($88,388, a difference of 0.090%).

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%).