Immigrants from Bulgaria vs Subsaharan African Cognitive Disability

The statistical analysis conducted on geographies consisting of 172,549,844 people shows a moderate negative correlation between the proportion of Immigrants from Bulgaria and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.465 and weighted average of 16.7%. Similarly, 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%, a difference of 11.1%.

Cognitive Disability Correlation Summary

Measurement	Immigrants from Bulgaria	Subsaharan African
Minimum	4.6%	2.3%
Maximum	21.3%	40.3%
Range	16.7%	38.0%
Mean	13.4%	18.5%
Median	13.5%	18.5%
Interquartile 25% (IQ1)	11.3%	16.6%
Interquartile 75% (IQ3)	15.9%	19.6%
Interquartile Range (IQR)	4.6%	2.9%
Standard Deviation (Sample)	3.9%	5.5%
Standard Deviation (Population)	3.8%	5.5%

Similar Demographics by Cognitive Disability

Demographics Similar to Immigrants from Bulgaria by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Immigrants from Bulgaria are Immigrants from Hungary (16.7%, a difference of 0.010%), Peruvian (16.7%, a difference of 0.010%), Immigrants from Serbia (16.7%, a difference of 0.020%), Egyptian (16.7%, a difference of 0.030%), and Estonian (16.7%, a difference of 0.040%).

Demographics	Rating \| Rank	Cognitive Disability
Germans	99.3 /100 \| #72	Exceptional 16.7%
Burmese	99.3 /100 \| #73	Exceptional 16.7%
Slavs	99.3 /100 \| #74	Exceptional 16.7%
Estonians	99.3 /100 \| #75	Exceptional 16.7%
Immigrants \| Serbia	99.3 /100 \| #76	Exceptional 16.7%
Immigrants \| Hungary	99.3 /100 \| #77	Exceptional 16.7%
Peruvians	99.3 /100 \| #78	Exceptional 16.7%
Immigrants \| Bulgaria	99.3 /100 \| #79	Exceptional 16.7%
Egyptians	99.2 /100 \| #80	Exceptional 16.7%
Immigrants \| Netherlands	99.2 /100 \| #81	Exceptional 16.7%
Swiss	99.2 /100 \| #82	Exceptional 16.7%
Serbians	99.1 /100 \| #83	Exceptional 16.7%
Belgians	99.1 /100 \| #84	Exceptional 16.7%
Immigrants \| Moldova	99.1 /100 \| #85	Exceptional 16.7%
Immigrants \| South Africa	99.0 /100 \| #86	Exceptional 16.7%

Demographics Similar to Sub-Saharan Africans by Cognitive Disability

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%), Immigrants from Dominica (18.6%, a difference of 0.18%), Immigrants from Middle Africa (18.6%, a difference of 0.26%), and Liberian (18.6%, a difference of 0.34%).

Demographics	Rating \| Rank	Cognitive Disability
Ugandans	0.0 /100 \| #307	Tragic 18.3%
Immigrants \| Western Africa	0.0 /100 \| #308	Tragic 18.4%
Immigrants \| Eastern Africa	0.0 /100 \| #309	Tragic 18.4%
Choctaw	0.0 /100 \| #310	Tragic 18.4%
Hmong	0.0 /100 \| #311	Tragic 18.4%
Chickasaw	0.0 /100 \| #312	Tragic 18.5%
Yaqui	0.0 /100 \| #313	Tragic 18.5%
Sub-Saharan Africans	0.0 /100 \| #314	Tragic 18.5%
Immigrants \| Dominica	0.0 /100 \| #315	Tragic 18.6%
Immigrants \| Middle Africa	0.0 /100 \| #316	Tragic 18.6%
Liberians	0.0 /100 \| #317	Tragic 18.6%
Bangladeshis	0.0 /100 \| #318	Tragic 18.6%
Comanche	0.0 /100 \| #319	Tragic 18.6%
Apache	0.0 /100 \| #320	Tragic 18.6%
Africans	0.0 /100 \| #321	Tragic 18.6%