Scotch-Irish vs South American Indian Householder Income Ages 25 - 44 years

The statistical analysis conducted on geographies consisting of 544,063,779 people shows no correlation between the proportion of Scotch-Irish and household income with householder between the ages 25 and 44 in the United States with a correlation coefficient (R) of -0.005 and weighted average of $89,969. Similarly, the statistical analysis conducted on geographies consisting of 164,455,741 people shows a weak negative correlation between the proportion of South American Indians and household income with householder between the ages 25 and 44 in the United States with a correlation coefficient (R) of -0.250 and weighted average of $96,497, a difference of 7.3%.

In terms of householder income ages 25 - 44 years, the demographic groups most similar to Scotch-Irish are Guyanese ($89,940, a difference of 0.030%), Delaware ($89,876, a difference of 0.10%), Trinidadian and Tobagonian ($89,856, a difference of 0.13%), Ghanaian ($90,137, a difference of 0.19%), and Panamanian ($90,193, a difference of 0.25%).

In terms of householder income ages 25 - 44 years, the demographic groups most similar to South American Indians are Czech ($96,525, a difference of 0.030%), Slovene ($96,439, a difference of 0.060%), Slavic ($96,377, a difference of 0.12%), Ugandan ($96,667, a difference of 0.18%), and Basque ($96,709, a difference of 0.22%).