Tongan vs South American Doctorate Degree

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%. Similarly, the statistical analysis conducted on geographies consisting of 486,603,366 people shows no correlation between the proportion of South Americans and percentage of population with at least doctorate degree education in the United States with a correlation coefficient (R) of -0.032 and weighted average of 1.8%, a difference of 3.3%.

In terms of doctorate degree, the demographic groups most similar to Tongans are Immigrants from Western Africa (1.7%, a difference of 0.080%), Colombian (1.7%, a difference of 0.27%), Yugoslavian (1.7%, a difference of 0.56%), Immigrants from Peru (1.7%, a difference of 0.71%), and Venezuelan (1.7%, a difference of 1.2%). Similarly, the demographic groups most similar to South Americans are Immigrants from Costa Rica (1.8%, a difference of 0.12%), Dutch (1.8%, a difference of 0.39%), German Russian (1.8%, a difference of 0.46%), Uruguayan (1.8%, a difference of 0.63%), and Immigrants from Somalia (1.8%, a difference of 0.78%).