South African vs Sierra Leonean Cognitive Disability
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South African
 Sierra Leonean
 Cognitive Disability
Cognitive Disability Comparison
South Africans
Sierra Leoneans
16.9%
COGNITIVE DISABILITY
95.5/ 100
METRIC RATING
119th/ 347
METRIC RANK
17.9%
COGNITIVE DISABILITY
0.4/ 100
METRIC RATING
262nd/ 347
METRIC RANK
South African vs Sierra Leonean Cognitive Disability Correlation Chart
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 83,361,112 people shows a slight positive correlation between the proportion of Sierra Leoneans and percentage of population with cognitive disability in the United States with a correlation coefficient (R) of 0.051 and weighted average of 17.9%, a difference of 6.2%.
 
Cognitive Disability Correlation Summary
| Measurement | South African | Sierra Leonean | 
| Minimum | 2.5% | 10.8% | 
| Maximum | 19.8% | 28.6% | 
| Range | 17.3% | 17.8% | 
| Mean | 12.8% | 17.0% | 
| Median | 12.9% | 17.3% | 
| Interquartile 25% (IQ1) | 11.2% | 15.2% | 
| Interquartile 75% (IQ3) | 15.8% | 18.8% | 
| Interquartile Range (IQR) | 4.7% | 3.7% | 
| Standard Deviation (Sample) | 4.2% | 3.2% | 
| Standard Deviation (Population) | 4.1% | 3.2% | 
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 Sierra Leoneans by Cognitive Disability
In terms of cognitive disability, the demographic groups most similar to Sierra Leoneans are Guamanian/Chamorro (17.9%, a difference of 0.030%), Immigrants from Barbados (17.9%, a difference of 0.040%), Immigrants from Belize (17.9%, a difference of 0.080%), Ethiopian (17.9%, a difference of 0.090%), and Menominee (18.0%, a difference of 0.10%).
| Demographics | Rating | Rank | Cognitive Disability | 
| Immigrants | Azores | 0.6 /100 | #255 | Tragic 17.9% | 
| Bahamians | 0.6 /100 | #256 | Tragic 17.9% | 
| Mexican American Indians | 0.6 /100 | #257 | Tragic 17.9% | 
| Immigrants | Armenia | 0.6 /100 | #258 | Tragic 17.9% | 
| Ethiopians | 0.5 /100 | #259 | Tragic 17.9% | 
| Immigrants | Belize | 0.5 /100 | #260 | Tragic 17.9% | 
| Guamanians/Chamorros | 0.5 /100 | #261 | Tragic 17.9% | 
| Sierra Leoneans | 0.4 /100 | #262 | Tragic 17.9% | 
| Immigrants | Barbados | 0.4 /100 | #263 | Tragic 17.9% | 
| Menominee | 0.4 /100 | #264 | Tragic 18.0% | 
| Spanish Americans | 0.4 /100 | #265 | Tragic 18.0% | 
| Belizeans | 0.4 /100 | #266 | Tragic 18.0% | 
| Nepalese | 0.3 /100 | #267 | Tragic 18.0% | 
| Cherokee | 0.3 /100 | #268 | Tragic 18.0% | 
| Hondurans | 0.3 /100 | #269 | Tragic 18.0% |