Subsaharan African vs Immigrants from Sierra Leone 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 101,650,758 people shows a poor negative correlation between the proportion of Immigrants from Sierra Leone and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of -0.124 and weighted average of 17.6%, a difference of 5.2%.

Cognitive Disability Correlation Summary

Measurement	Subsaharan African	Immigrants from Sierra Leone
Minimum	2.3%	7.7%
Maximum	40.3%	29.3%
Range	38.0%	21.6%
Mean	18.5%	16.7%
Median	18.5%	16.4%
Interquartile 25% (IQ1)	16.6%	15.2%
Interquartile 75% (IQ3)	19.6%	18.3%
Interquartile Range (IQR)	2.9%	3.1%
Standard Deviation (Sample)	5.5%	3.6%
Standard Deviation (Population)	5.5%	3.6%

Similar Demographics by Cognitive Disability

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%

Demographics Similar to Immigrants from Sierra Leone by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to Immigrants from Sierra Leone are Icelander (17.6%, a difference of 0.010%), Zimbabwean (17.6%, a difference of 0.030%), Salvadoran (17.6%, a difference of 0.040%), Moroccan (17.6%, a difference of 0.050%), and Okinawan (17.6%, a difference of 0.060%).

Demographics	Rating \| Rank	Cognitive Disability
Immigrants \| Oceania	7.3 /100 \| #212	Tragic 17.6%
Hawaiians	7.2 /100 \| #213	Tragic 17.6%
Immigrants \| El Salvador	7.0 /100 \| #214	Tragic 17.6%
Alaskan Athabascans	6.9 /100 \| #215	Tragic 17.6%
Okinawans	6.8 /100 \| #216	Tragic 17.6%
Salvadorans	6.7 /100 \| #217	Tragic 17.6%
Icelanders	6.4 /100 \| #218	Tragic 17.6%
Immigrants \| Sierra Leone	6.3 /100 \| #219	Tragic 17.6%
Zimbabweans	6.1 /100 \| #220	Tragic 17.6%
Moroccans	5.9 /100 \| #221	Tragic 17.6%
Central Americans	4.5 /100 \| #222	Tragic 17.7%
Alsatians	4.5 /100 \| #223	Tragic 17.7%
Fijians	3.4 /100 \| #224	Tragic 17.7%
Vietnamese	3.4 /100 \| #225	Tragic 17.7%
Marshallese	2.7 /100 \| #226	Tragic 17.7%