South African vs Immigrants from Sierra Leone Cognitive Disability

The statistical analysis conducted on geographies consisting of 182,593,753 people shows a slight positive correlation between the proportion of South Africans and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.053 and weighted average of 16.9%. 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 4.2%.

Cognitive Disability Correlation Summary

Measurement	South African	Immigrants from Sierra Leone
Minimum	2.5%	7.7%
Maximum	19.8%	29.3%
Range	17.3%	21.6%
Mean	12.8%	16.7%
Median	12.9%	16.4%
Interquartile 25% (IQ1)	11.2%	15.2%
Interquartile 75% (IQ3)	15.8%	18.3%
Interquartile Range (IQR)	4.7%	3.1%
Standard Deviation (Sample)	4.2%	3.6%
Standard Deviation (Population)	4.1%	3.6%

Similar Demographics by Cognitive Disability

Demographics Similar to South Africans by Cognitive Disability

In terms of cognitive disability, the demographic groups most similar to South Africans are Scottish (16.9%, a difference of 0.080%), Immigrants from China (16.9%, a difference of 0.10%), Immigrants from Western Europe (16.9%, a difference of 0.12%), Immigrants from Japan (16.9%, a difference of 0.13%), and Immigrants from Denmark (16.9%, a difference of 0.13%).

Demographics	Rating \| Rank	Cognitive Disability
Indians (Asian)	97.2 /100 \| #112	Exceptional 16.8%
Immigrants \| Sri Lanka	97.1 /100 \| #113	Exceptional 16.8%
Koreans	97.1 /100 \| #114	Exceptional 16.8%
Yup'ik	96.9 /100 \| #115	Exceptional 16.9%
Inupiat	96.5 /100 \| #116	Exceptional 16.9%
Immigrants \| Japan	96.2 /100 \| #117	Exceptional 16.9%
Immigrants \| Denmark	96.2 /100 \| #118	Exceptional 16.9%
South Africans	95.5 /100 \| #119	Exceptional 16.9%
Scottish	95.0 /100 \| #120	Exceptional 16.9%
Immigrants \| China	94.9 /100 \| #121	Exceptional 16.9%
Immigrants \| Western Europe	94.8 /100 \| #122	Exceptional 16.9%
Portuguese	94.7 /100 \| #123	Exceptional 16.9%
Turks	94.5 /100 \| #124	Exceptional 16.9%
Scandinavians	94.1 /100 \| #125	Exceptional 16.9%
Europeans	93.4 /100 \| #126	Exceptional 17.0%

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%