Portuguese vs Central American Indian Cognitive Disability

The statistical analysis conducted on geographies consisting of 450,269,576 people shows a slight negative correlation between the proportion of Portuguese and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.084 and weighted average of 16.9%. Similarly, the statistical analysis conducted on geographies consisting of 326,115,408 people shows a moderate positive correlation between the proportion of Central American Indians and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.418 and weighted average of 18.2%, a difference of 7.5%.

In terms of cognitive disability, the demographic groups most similar to Portuguese are Immigrants from Western Europe (16.9%, a difference of 0.010%), Turkish (16.9%, a difference of 0.020%), Immigrants from China (16.9%, a difference of 0.030%), Scottish (16.9%, a difference of 0.040%), and Scandinavian (16.9%, a difference of 0.080%).

In terms of cognitive disability, the demographic groups most similar to Central American Indians are Iroquois (18.2%, a difference of 0.010%), British West Indian (18.2%, a difference of 0.070%), Ottawa (18.2%, a difference of 0.080%), Immigrants from Africa (18.1%, a difference of 0.21%), and Native/Alaskan (18.1%, a difference of 0.24%).