Scotch-Irish vs South American Indian Householder Income Ages 45 - 64 years

The statistical analysis conducted on geographies consisting of 545,781,599 people shows a moderate negative correlation between the proportion of Scotch-Irish and household income with householder between the ages 45 and 64 in the United States with a correlation coefficient (R) of -0.435 and weighted average of $97,073. Similarly, the statistical analysis conducted on geographies consisting of 164,498,576 people shows a weak negative correlation between the proportion of South American Indians and household income with householder between the ages 45 and 64 in the United States with a correlation coefficient (R) of -0.299 and weighted average of $101,171, a difference of 4.2%.

In terms of householder income ages 45 - 64 years, the demographic groups most similar to Scotch-Irish are Ghanaian ($97,277, a difference of 0.21%), Immigrants from Colombia ($97,290, a difference of 0.22%), Immigrants from Africa ($97,284, a difference of 0.22%), Japanese ($96,834, a difference of 0.25%), and Tsimshian ($96,783, a difference of 0.30%).

In terms of householder income ages 45 - 64 years, the demographic groups most similar to South American Indians are Guamanian/Chamorro ($101,170, a difference of 0.0%), Slovak ($101,029, a difference of 0.14%), Czechoslovakian ($101,387, a difference of 0.21%), South American ($100,837, a difference of 0.33%), and Samoan ($101,580, a difference of 0.40%).