Costa Rican vs Polish Median Household Income

The statistical analysis conducted on geographies consisting of 253,413,856 people shows a slight positive correlation between the proportion of Costa Ricans and median household income in the United States with a correlation coefficient (R) of 0.088 and weighted average of $87,262. Similarly, 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, a difference of 1.4%.

In terms of median household income, the demographic groups most similar to Costa Ricans are South American Indian ($87,446, a difference of 0.21%), Immigrants from Nepal ($87,046, a difference of 0.25%), Basque ($87,001, a difference of 0.30%), Immigrants from Uganda ($87,553, a difference of 0.33%), and Ugandan ($87,557, a difference of 0.34%). Similarly, 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%).