Black/African American vs South American Indian Median Family Income

The statistical analysis conducted on geographies consisting of 564,544,060 people shows a very strong negative correlation between the proportion of Blacks/African Americans and median family income in the United States with a correlation coefficient (R) of -0.837 and weighted average of $81,912. Similarly, the statistical analysis conducted on geographies consisting of 164,518,515 people shows a poor negative correlation between the proportion of South American Indians and median family income in the United States with a correlation coefficient (R) of -0.185 and weighted average of $103,624, a difference of 26.5%.

In terms of median family income, the demographic groups most similar to Blacks/African Americans are Dutch West Indian ($81,852, a difference of 0.070%), Arapaho ($82,064, a difference of 0.18%), Immigrants from Congo ($82,216, a difference of 0.37%), Sioux ($82,386, a difference of 0.58%), and Cheyenne ($81,385, a difference of 0.65%).

In terms of median family income, the demographic groups most similar to South American Indians are English ($103,684, a difference of 0.060%), Immigrants from Peru ($103,534, a difference of 0.090%), Slovak ($103,729, a difference of 0.10%), Sierra Leonean ($103,859, a difference of 0.23%), and Czechoslovakian ($103,273, a difference of 0.34%).