Polish vs Czechoslovakian Median Family Income

The statistical analysis conducted on geographies consisting of 559,354,572 people shows a significant negative correlation between the proportion of Poles and median family income in the United States with a correlation coefficient (R) of -0.613 and weighted average of $108,507. Similarly, the statistical analysis conducted on geographies consisting of 368,451,092 people shows a poor negative correlation between the proportion of Czechoslovakians and median family income in the United States with a correlation coefficient (R) of -0.182 and weighted average of $103,273, a difference of 5.1%.

In terms of median family income, the demographic groups most similar to Poles are Swedish ($108,499, a difference of 0.010%), Immigrants from Saudi Arabia ($108,544, a difference of 0.030%), Immigrants from Poland ($108,570, a difference of 0.060%), Chilean ($108,429, a difference of 0.070%), and Immigrants from Western Asia ($108,691, a difference of 0.17%).

In terms of median family income, the demographic groups most similar to Czechoslovakians are Immigrants from Uzbekistan ($103,197, a difference of 0.070%), Immigrants from Peru ($103,534, a difference of 0.25%), Alsatian ($103,010, a difference of 0.26%), South American Indian ($103,624, a difference of 0.34%), and English ($103,684, a difference of 0.40%).