Subsaharan African vs British West Indian Cognitive Disability

The statistical analysis conducted on geographies consisting of 508,099,215 people shows no correlation between the proportion of Sub-Saharan Africans and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.038 and weighted average of 18.5%. Similarly, the statistical analysis conducted on geographies consisting of 152,692,524 people shows a weak negative correlation between the proportion of British West Indians and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.259 and weighted average of 18.2%, a difference of 1.8%.

In terms of cognitive disability, the demographic groups most similar to Sub-Saharan Africans are Yaqui (18.5%, a difference of 0.060%), Chickasaw (18.5%, a difference of 0.17%), Hmong (18.4%, a difference of 0.45%), Choctaw (18.4%, a difference of 0.48%), and Immigrants from Eastern Africa (18.4%, a difference of 0.85%). Similarly, the demographic groups most similar to British West Indians are German Russian (18.2%, a difference of 0.17%), Immigrants from Burma/Myanmar (18.2%, a difference of 0.20%), Blackfeet (18.3%, a difference of 0.34%), Japanese (18.3%, a difference of 0.34%), and Ghanaian (18.3%, a difference of 0.37%).