Subsaharan African vs Tongan Doctorate Degree

The statistical analysis conducted on geographies consisting of 497,272,855 people shows a weak negative correlation between the proportion of Sub-Saharan Africans and percentage of population with at least doctorate degree education in the United States with a correlation coefficient (R) of -0.255 and weighted average of 1.8%. Similarly, the statistical analysis conducted on geographies consisting of 102,428,868 people shows a weak positive correlation between the proportion of Tongans and percentage of population with at least doctorate degree education in the United States with a correlation coefficient (R) of 0.256 and weighted average of 1.7%, a difference of 2.5%.

In terms of doctorate degree, the demographic groups most similar to Sub-Saharan Africans are Chinese (1.8%, a difference of 0.0%), Immigrants from Somalia (1.8%, a difference of 0.070%), Immigrants from Ghana (1.8%, a difference of 0.090%), Uruguayan (1.8%, a difference of 0.22%), and Immigrants from South America (1.8%, a difference of 0.38%). Similarly, the demographic groups most similar to Tongans are Immigrants from Armenia (1.7%, a difference of 0.010%), Immigrants from Western Africa (1.7%, a difference of 0.080%), Immigrants from South Eastern Asia (1.7%, a difference of 0.14%), Colombian (1.7%, a difference of 0.27%), and Korean (1.7%, a difference of 0.29%).